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Tides (6.9B)

Total questions: 174

Worksheet time: 4hrs 4mins

Name
Class
Date
1.

The graph depicts tidal height related to 4 moon phases. At which points in the diagram is the moon experiencing First & Third/Last Quarter phases?

a)

W & Y

b)

Y & Z

c)

W & X

d)

X & Z

2.

What are the 2 main factors that create ocean tides on Earth?

a)

Gravitational forces & rotation of Earth on its axis

b)

Phases of the Moon & distance from the Moon

c)

Distance from the Sun & distance from the Moon

d)

Gravitational forces & rotations of the Moon on its axis

3.

Every 24 hours, a coastal town can expect---

a)

one high tide & one low tide

b)

2 high tides &

2 low tides

c)

1 high tide &

2 low tides

d)

1 high tide, only

4.

The diagram shows 4 positions of the moon in its monthly orbit around Earth. At which locations of the Moon would the Earth experience a High Tide?

a)

1 & 3

b)

1 & 2

c)

2 & 4

d)

3 & 4

5.

The diagram shows 4 positions of the moon in its monthly orbit around Earth. At which locations of the Moon would the Earth experience a Low Tide?

a)

1 & 2

b)

1 & 3

c)

2 & 4

d)

3 & 4

6.

Four students were making predictions on how the positions of the Sun and the Moon and their gravitational forces affect spring and neap tides. Which student made the best prediction?

a)

Samuel

b)

Miguel

c)

Camila

d)

Gabriella

7.

Predict which model would represent the highest high tides and the lowest low tides.

a)

Model A

b)

Model B

c)

Model C

d)

Model D

8.

Which of the following would have the greatest effect on the size of daily tides on Earth?

a)

Slowing the rate of rotation of the Moon.

b)

Increasing the rate of revolution of Earth.

c)

Decreasing the distance between the Moon and Earth.

d)

Increasing the distance between the Moon and the Sun.

9.

During which positions is Texas either facing the Moon directly or directly facing away?

a)

1, 3, 5

b)

2, 4, 6

c)

2, 3, 4

d)

3, 5, 6

10.

A student built a model of the Earth, Sun, and Moon system using the objects pictured. If the student wants to model the positions of the Sun, Earth, and the Moon during the lowest tides, how should the student arrange these objects?

a)

Place the basketball between the baseball and the golf ball in a straight line.

b)

Place the baseball between the basketball and the golf ball in a straight line.

c)

Place the basketball and golf ball at a 90° angle to one another around the baseball.

d)

Place the golf ball and the baseball at 45° angles on either side of the basketball.

11.

The model shows the positions of the Sun, the Moon, and Earth. Which statements support the model?

Select three correct answers

a)

Points 2 and 4 are experiencing low tides.

b)

Points 1 and 3 are experiencing high tides.

c)

The gravitational attraction between Earth and the Moon is the greatest at point 1.

d)

The gravitational attraction between the Sun and Earth is the greatest at point 3.

e)

Points 2 and 4 are experiencing a spring tide.

12.

The image shows the positions of Earth, the Sun, and the Moon at a specific time. Use the words shown to accurately complete the sentence.

A _______ tide is shown. This tide has a _______ on ocean tides.

a)

spring

b)

neap

c)

lower gravitational pull

d)

greater gravitational pull

13.

The image shows the positions of Earth, the Sun, and the Moon at a specific time. Use the words shown to accurately complete the sentence.

A _______ tide is shown. This tide has a _______ on ocean tides.

a)

spring

b)

neap

c)

lower gravitational pull

d)

greater gravitational pull

14.

The image provided here shows the various phases of the Moon. Predict the locations in which would you expect to see a neap tide.

a)

3 & 6

b)

1 & 4

c)

2 & 5

d)

1 & 3

15.

During which two days did you most likely experience a spring tide?

a)

February 8th and February 22nd

b)

February 1st and February 28th

c)

February 14th and February 28th

d)

February 8th and February 14th

16.

Which statement best explains the answer to Part A?

a)

Spring tides occur during quarter moon and new moon.

b)

Spring tides occur during full moon and new moon.

c)

Spring tides occur during both quarter moons.

d)

Spring tides occur only during a full moon.

17.
A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon. 
a)
high
b)
neap
c)
low
d)
spring
18.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
19.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
20.
Water flows toward the high tides, halfway between them causing ____________.
a)
neap tide
b)
high tide
c)
spring tide
d)
low tides
21.
Tides are the cycle of rising and falling ocean water that repeats automatically every
a)
24 hours
b)

12 to 12.5 hours

c)
25 hours
d)
6.25 hours
22.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
23.
Neap tides occur once a month. 
a)
True
b)
False
24.
Tides are caused mainly by the differences in how much gravity from the moon and the sun pulls on different parts of the Earth. 
a)
True
b)
False
25.
Changes in the positions of Earth, the moon, and the sun affect the height of high tides during a month. 
a)
True
b)
False
26.

What is a high tide?

a)

Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

b)

Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

c)

Sea pulled AWAY from the moon where Earth is CLOSEST to the moon

27.

What type of tide would this arrangement of earth-moon-sun create?

a)

full moon tide

b)

new moon tide

c)

neap tide

d)

spring tide

28.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
29.
Tides are caused by
a)
strong winds that blow over ocean waters.
b)
the interaction of Earth, the moon and the sun.
c)
the shifting of the plates on the ocean floor.
d)
variations in the salinity of ocean water
30.
What causes tides?
a)
gravity
b)
wind
c)
spring
d)
neap
31.
If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?
a)
2 hours
b)
6 hours
c)
12 hours
d)
24 hours
32.
How many low tides and high tides happen in a day?
a)
1 low tide, 1 high tide
b)
4 low tides, 4 high tides
c)
3 low tides, 3 high tides
d)
2 low tides, 2 high tides
33.
You visited the beach at 12 pm (noon) and it is high tide. If you return 6 hours later what tide will you see? 
a)
high 
b)
low 
c)
none
d)
spring 
34.

What do we call the weak tides that happen when the sun and moon are at right angles to each other?

a)

Neap Tide

b)

Spring Tide

c)

Larger Change

d)

Smaller Change

35.
The Moon has a greater influence on Earth tides than the Sun because...
a)
it is smaller than the Sun
b)
it revolves around the Earth
c)
it is closer to the Earth
36.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
37.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
38.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
39.
What is a difference between spring and neap tides?
a)
Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
b)
Spring tides occur when moon in 3rd or 1st quarter phases
c)
Spring tides are LOWER than neap tides
d)
Spring tides occur in Spring and neap tides can occur in any season
40.

Ocean waves are primarily caused by ______________.

a)

Winds

b)

Tides

c)

The moon

d)

The sun

41.

What type of tide would this arrangement of earth-moon-sun create?

a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
42.
Which phase of the moon is represented in this diagram?
a)
new moon
b)
first quarter
c)
full moon
d)
last quarter/third quarter
43.
Which body has the greater effect on Earth's tides?
a)
Sun
b)
Saturn
c)
Moon 
d)
Venus
44.
The difference in levels of ocean water at high and low tides is the _________________.
a)
low tide
b)
tidal range
c)
high tide
d)
slack water
45.
What type of tide will occur at 9:30 a.m.?
a)
low 
b)
high 
c)
none
d)
high and low
46.

What do we call the type of tide with small tidal ranges that happen when the sun and moon are at right angles to each other?

a)
Neap Tide
b)
Spring Tide
c)
Larger Change
d)
Smaller Change
47.
Why does the moon's gravitational pull have more of effect on tides than the sun's gravitational pull?
a)
they are the same
b)
the moon is larger than the sun
c)
tides are not caused by the moon
d)
the moon is closer to the Earth than the sun
48.

Why does a spring tide create much higher tides than normal tidal ranges?

a)

Because the moon and sun are combining their gravitational strength

b)

Because the moon is in its spring position, causing it to create more force

c)

Because it happens during springtime when the water is the lightest

d)

Because this is when the moon grows in size and goes super saiyan

49.

As the _____ revolves around the Earth and Earth rotates, the tidal bulge moves around the Earth.

a)

sun

b)

ocean

c)

Earth

d)

moon

50.

The tidal bulge follows the movement of the _____.

a)

moon

b)

sun

c)

Earth

d)

ocean

51.

What does this illustration tell you about the tides?

a)

There are 4 seasons

b)

There are 4 quarters

c)

There are 2 spring tides and 2 neap tides

d)

The earth is at the top of the illustration

52.

What type of tide does this represent?

a)

Neap

b)

Full

c)

Quarter

d)

Spring

53.

What type of tide does this represent?

a)

Spring

b)

low

c)

Neap

d)

high

54.

The model shows the positions of the Sun, the Moon, and Earth. Which statements support the model?

Select three correct answers

a)

Points 2 and 4 are experiencing low tides.

b)

Points 1 and 3 are experiencing high tides.

c)

The gravitational attraction between Earth and the Moon is the greatest at point 1.

d)

The gravitational attraction between the Sun and Earth is the greatest at point 3.

e)

Points 2 and 4 are experiencing a spring tide.

55.

The image shows the positions of Earth, the Sun, and the Moon at a specific time. Use the words shown to accurately complete the sentence.

A _______ tide is shown. This tide has a _______ on ocean tides.

a)

spring

b)

neap

c)

lower gravitational pull

d)

greater gravitational pull

56.

The image shows the positions of Earth, the Sun, and the Moon at a specific time. Use the words shown to accurately complete the sentence.

A _______ tide is shown. This tide has a _______ on ocean tides.

a)

spring

b)

neap

c)

lower gravitational pull

d)

greater gravitational pull

57.

The image provided here shows the various phases of the Moon. Predict the locations in which would you expect to see a neap tide.

a)

3 & 6

b)

1 & 4

c)

2 & 5

d)

1 & 3

58.

During which two days did you most likely experience a spring tide?

a)

February 8th and February 22nd

b)

February 1st and February 28th

c)

February 14th and February 28th

d)

February 8th and February 14th

59.

Which statement best explains the answer to Part A?

a)

Spring tides occur during quarter moon and new moon.

b)

Spring tides occur during full moon and new moon.

c)

Spring tides occur during both quarter moons.

d)

Spring tides occur only during a full moon.

60.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
61.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
62.
Tides are the cycle of rising and falling ocean water that repeats automatically every
a)
24 hours
b)
12.5 hours
c)
25 hours
d)
6.25 hours
63.
What is a difference between spring and neap tides?
a)

Spring tides occur when the earth and sun are IN LINE with the new or full moon & Neap tides do not.

b)

Spring tides occur when the moon is in 3rd or 1st quarter phases & Neap tides do not.

c)
Spring tides are LOWER than neap tides
d)
Spring tides occur in Spring and neap tides can occur in any season
64.
Which body has the greater effect on Earth's tides?
a)
Sun
b)
Saturn
c)
Moon 
d)
Venus
65.
What type of tide would this arrangement of earth-moon-sun create?
a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
66.
What causes tides?
a)
gravity
b)
wind
c)
spring
d)
neap
67.
At the same time the sea is drawn to the moon, another tidal bulge takes place on other side of Earth.  True or False?
a)
True
b)
False
c)
Maybe
d)
I don't know!
68.
If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?
a)
2 hours
b)
6 hours
c)
12 hours
d)
24 hours
69.
The diagram below shows the alignment of the sun, the moon, and Earth. In which locations are neap tides taking place?
a)
1 and 2
b)
1 and 3
c)
2 and 4
d)
3 and 4
70.
How many high tides are there in Myrtle Beach every day?
a)
One
b)
Two
c)
Three
d)
Four
71.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
72.
How many times per month does a spring tide occur?
a)
Once
b)
twice
c)
three times
d)
it changes every month
73.

At what time did high tide occur on Wednesday afternoon?

a)

1:58 am

b)

7:21 am

c)

1:14 pm

d)

1:57 pm

74.

At what time did low tide occur on Wednesday evening?

a)

1:58 am

b)

7:21 am

c)

1:14 pm

d)

7:23 pm

75.
A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon. 
a)
high
b)
neap
c)
low
d)
spring
76.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
77.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
78.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
79.
Water flows toward the high tides, halfway between them causing ____________.
a)
neap tide
b)
high tide
c)
spring tide
d)
low tides
80.
Tides are the cycle of rising and falling ocean water that repeats automatically every
a)
24 hours
b)
12.5 hours
c)
25 hours
d)
6.25 hours
81.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
82.
Neap tides occur once a month. 
a)
True
b)
False
83.
Tides are caused mainly by the differences in how much gravity from the moon and the sun pulls on different parts of the Earth. 
a)
True
b)
False
84.
Changes in the positions of Earth, the moon, and the sun affect the height of high tides during a month. 
a)
True
b)
False
85.

What causes the rising and falling of the ocean's surface?

a)

The gravitational effects of the Sun and Moon on the Earth

b)

The rotation of the Earth

c)

The wind patterns

d)

The temperature changes

86.

What are the two types of tides that occur daily?

a)

Spring tides and neap tides

b)

High tides and low tides

c)

Full moon tides and new moon tides

d)

First quarter tides and third quarter tides

87.

When do high tides occur along coastlines?

a)

During a new moon

b)

During a full moon

c)

When the Moon's gravity pulls on the Earth's ocean water during a new moon phase or full moon phase.

d)

When the Moon is at right angles to the Sun and Earth

88.

How often does a coastal area experience a high tide?

a)

Every 6 hours and 12.5 minutes

b)

Every 12 hours and 25 minutes

c)

Every 24 hours and 50 minutes

d)

Every 48 hours and 100 minutes

89.

When do spring tides occur?

a)

During a new moon and full moon

b)

During a first quarter moon and third quarter moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

90.

What is the difference between high tide and low tide during spring tides?

a)

The high tide is higher than normal and the low tide is lower than normal

b)

The high tide is lower than normal and the low tide is higher than normal

c)

The high tide and low tide are at the same level

d)

There is no difference between high tide and low tide during spring tides

91.

When do neap tides occur?

a)

During a new moon and full moon

b)

During a first quarter moon and third quarter moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

92.

What is the difference between high tide and low tide during neap tides?

a)

The high tide is higher than normal and the low tide is lower than normal

b)

The high tide is lower than normal and the low tide is higher than normal

c)

The high tide and low tide are at the same level

d)

There is no difference between high tide and low tide during neap tides

93.

Why do fishermen study the tides?

a)

To understand the impact of tides on coastal erosion

b)

To improve their quantity of fish caught

c)

To study the effects of tides on marine wildlife

d)

To navigate sea vessels in and out of the harbor

94.

What is the impact of tides on coastal erosion?

a)

Tides cause coastal erosion

b)

Tides prevent coastal erosion

c)

Tides have no impact on coastal erosion

d)

Tides only impact coastal erosion during spring tides

95.

How do hydroelectric dams use tides?

a)

To generate electricity from the constant energy of the moving tidal water

b)

To prevent coastal erosion

c)

To provide nutrients to marine wildlife

d)

To mix colder arctic water with warmer water

96.

How often do tides occur in Earth's oceans?

a)

Once a day

b)

Twice a day

c)

Once a week

d)

Once a month

97.

What is the significance of tides on our daily lives?

a)

Tides have no significance on our daily lives

b)

Tides impact the weather patterns

c)

Tides impact the availability of seafood

d)

Tides impact coastal regions and other locations

98.

What percentage of the Earth is covered by oceans?

a)

25%

b)

50%

c)

75%

d)

100%

99.
How many high tides does a place have each day?
a)
3
b)
4
c)
5
d)
2
100.
Which phase of the moon is represented in this diagram?
a)
new moon
b)
first quarter
c)
full moon
d)
last quarter/third quarter
101.
Tides are caused mainly by what?
a)
Moon’s gravitational pull
b)
Sun’s gravitational pull
c)
Earth’s gravitational pull
102.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
103.
How many times per month does a spring tide occur?
a)
Once
b)
twice
c)
three times
d)
it changes every month
104.
Neap tides occur once a month. 
a)
True
b)
False
105.
Tides are caused mainly by the differences in how much gravity from the moon and the sun pulls on different parts of the Earth. 
a)
True
b)
False
106.
Changes in the positions of Earth, the moon, and the sun affect the height of high tides during a month. 
a)
True
b)
False
107.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
108.
Water flows toward the high tides, halfway between them causing ____________.
a)
neap tide
b)
high tide
c)
spring tide
d)
low tides
109.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
110.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
111.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
112.
A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon. 
a)
high
b)
neap
c)
low
d)
spring
113.

What is a high tide?

a)

Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

b)

Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

c)

Sea pulled AWAY from the moon where Earth is CLOSEST to the moon

114.
Tides are caused by
a)
strong winds that blow over ocean waters.
b)
the interaction of Earth, the moon and the sun.
c)
the shifting of the plates on the ocean floor.
d)
variations in the salinity of ocean water
115.
If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?
a)
2 hours
b)
6 hours
c)
12 hours
d)
24 hours
116.
You visited the beach at 12 pm (noon) and it is high tide. If you return 6 hours later what tide will you see? 
a)
high 
b)
low 
c)
none
d)
spring 
117.

You visited the beach at 6 AM and it was Low tide. If you return 6 hours later, what tide will you see? 

a)
high 
b)
low 
c)
none
d)
spring 
118.
What is a difference between spring and neap tides?
a)

Spring tides occur when the earth and sun are IN LINE with the new or full moon & Neap does not.

b)

Spring tides occur when moon in 3rd or 1st quarter phases & Neap does not.

c)
Spring tides are LOWER than neap tides
d)
Spring tides occur in Spring and neap tides can occur in any season
119.

What is the correct alignment needed for a SPRING tide to occur?

a)

Sun, Earth, Moon

b)

Earth, Sun, Moon

c)

Sun, Moon, Earth

d)

None of these

120.

What do we call the daily difference between high tide and low tide?

a)

Spring Tide

b)

Tidal Range

c)

Low Tide

d)

Neap Tide

121.

A neap tide occurs during which two lunar phases?

a)

Full Mooon and New Moon

b)

Waxing Crescent and Waning Crescent

c)

Waxing Gibbous and Waning Gibbous

d)

1st Quarter and 3rd [Last] Quarter

122.

How many times a day to we experience a change in tidal levels?

a)

1

b)

2

c)

3

d)

4

123.

When sea levels are higher than average what type of tide is occuring?

a)

High Tide

b)

Low Tide

c)

Spring Tide

d)

Neap Tide

124.

When sea levels are lower than average, what type of tide is occuring?

a)

High Tide

b)

Low Tide

c)

Spring Tide

d)

Neap Tide

125.

Explain- What is happening to the sandcastle in the picture?

a)

Nothing will happen to the sandcastle

b)

Some of the sandcastle will be washed away

c)

The sandcastle will be completely washed away

d)

None of the above

126.

Tides are caused by the difference in the gravitational force of the ________ and ________ across the ________.

a)

earth, sun, moon

b)

sun, mars, jupiter

c)

sun, moon, earth

d)

tide, water, sun

127.

The tidal force exerted by the ______ is stronger that the tidal force exerted by the _______.

a)

earth, ocean

b)

sun, moon

c)

moon, stars

d)

moon, sun

128.

____ ____ occur in the spaces between the high tides.

a)

High tides

b)

Medium tides

c)

Low tides

d)

Super tides

129.

As the _____ revolves around the Earth and Earth rotates, the tidal bulge moves around the Earth.

a)

sun

b)

ocean

c)

Earth

d)

moon

130.

Because the tidal bulge follows the moon;s revolution-Many places on Earth experience ___ high tides and ___ low tides each day.

a)

4 and 4

b)

1 and 1

c)

2 and 2

d)

3 and 3

131.

The _____ _____ is the difference between the levels of ocean water at high tides and low tides. That range depends on the sun-Earth-moon;s position.

a)

ocean waves

b)

mountain level

c)

sea level

d)

tidal range

132.

_____ Tides occur when the Sun, the Earth, and the Moon are in a __________ line.

a)

Spring, straight

b)

Neap, straight

c)

High, zigzag

d)

Low, zigzag

133.

_____ ______ occur when the Sun, the Earth, and the Moon are in a ______ degree angle.

a)

Spring tides. 90°

b)

Neap tides, 90°

c)

High tides, 90°

d)

Low tides, 90°

134.

What type of tide does this represent?

a)

Neap

b)

Full

c)

Quarter

d)

Spring

135.

What type of tide does this represent?

a)

Spring

b)

low

c)

Neap

d)

high

136.
Water flows toward the high tides, halfway between them causing ____________.
a)
neap tide
b)
high tide
c)
spring tide
d)
low tides
137.

A neap tide is a tide with the smallest difference between low and high tides

a)
true
b)
false
138.

Neap tides occur twice a month. 

a)
True
b)
False
139.

Changes in the positions of Earth, the moon, and the sun don't affect the height of high tides during a month. 

a)
True
b)
False
140.

Tides are not caused by the differences in how much gravity from the moon and the sun pulls on different parts of the Earth. 

a)
True
b)
False
141.

How many times per day do tides occur?

a)
Once
b)
twice
c)
three times
d)

four times

142.
At the same time the sea is drawn to the moon, another tidal bulge takes place on other side of Earth.  True or False?
a)
True
b)
False
c)
Maybe
d)
I don't know!
143.
The diagram below shows the alignment of the sun, the moon, and Earth. In which locations are neap tides taking place?
a)
1 and 2
b)
1 and 3
c)
2 and 4
d)
3 and 4
144.
a)
Spring Tide
b)
Neap Tide
145.

What causes the rising and falling of the ocean's surface?

a)

The gravitational effects of the Sun and Moon on the Earth

b)

The rotation of the Earth on its axis

c)

The wind patterns

d)

The temperature changes

146.

When do high tides occur along coastlines?

a)

During a new moon

b)

During a full moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

147.

When do spring tides occur?

a)

During a new moon and full moon

b)

During a first quarter moon and third quarter moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

148.

What is the difference between high tide and low tide during spring tides?

a)

The high tide is higher than normal and the low tide is lower than normal

b)

The high tide is lower than normal and the low tide is higher than normal

c)

The high tide and low tide are at the same level

d)

There is no difference between high tide and low tide during spring tides

149.

When do neap tides occur?

a)

During a new moon and full moon

b)

During a first quarter moon and third/Last quarter moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

150.

When do neap tides occur?

a)

During a new moon and full moon

b)

During a first quarter moon and third/Last quarter moon

c)

When the Moon's gravity pulls on the Earth's ocean water

d)

When the Moon is at right angles to the Sun and Earth

151.

What is the difference between high tide and low tide during neap tides?

a)

The high tide is higher than normal and the low tide is lower than normal

b)

The high tide is lower than normal and the low tide is higher than normal

c)

The high tide and low tide are at the same level

d)

There is no difference between high tide and low tide during neap tides

152.

Why do fishermen study the tides?

a)

To understand the impact of tides on coastal erosion

b)

To improve their quantity of fish caught

c)

To study the effects of tides on marine wildlife

d)

To navigate sea vessels in and out of the harbor

153.
How many high tides does a place have each day?
a)
3
b)
4
c)
5
d)
2
154.
Tides are caused mainly by what?
a)
Moon’s gravitational pull
b)
Sun’s gravitational pull
c)
Earth’s gravitational pull
155.

What is the difference between high tide and low tide during neap tides?

a)

The high tide is higher than normal and the low tide is lower than normal

b)

The high tide is lower than normal and the low tide is higher than normal

c)

The high tide and low tide are at the same level

d)

There is no difference between high tide and low tide during neap tides

156.

What is the role of tides in mixing colder arctic water with warmer water?

a)

Tides create a bulge of warmer water that mixes with the colder arctic water

b)

Tides create a bulge of colder arctic water that mixes with the warmer water

c)

Tides create circulating currents that mix the colder arctic water with warmer water

d)

Tides have no role in mixing colder arctic water with warmer water

157.

What is the impact of tides on coastal erosion?

a)

Tides cause coastal erosion

b)

Tides prevent coastal erosion

c)

Tides have no impact on coastal erosion

d)

Tides only impact coastal erosion during spring tides

158.

How do hydroelectric dams use tides?

a)

To generate electricity from the constant energy of the moving tidal water

b)

To prevent coastal erosion

c)

To provide nutrients to marine wildlife

d)

To mix colder arctic water with warmer water

159.

What is the significance of tides on our daily lives?

a)

Tides have no significance on our daily lives

b)

Tides impact the weather patterns

c)

Tides impact the availability of seafood

d)

Tides impact coastal regions and other locations

160.

What percentage of the Earth is covered by oceans?

a)

25%

b)

50%

c)

75%

d)

100%

161.
How many high tides are there in Myrtle Beach every day?
a)
One
b)
Two
c)
Three
d)
Four
162.

How many times per month does a neap tide occur?

a)
Once
b)
twice
c)
three times
d)
it changes every month
163.

The combined gravitational forces between the sun, moon, and earth result in different ______ _______.

a)

ocean waves

b)

tidal ranges

c)

sea level

d)

sun rays

164.

The _____ _____ is the difference between the levels of ocean water at high tides and low tides. That range depends on the sun-Earth-moon;s position.

a)

ocean waves

b)

mountain level

c)

sea level

d)

tidal range

165.

_____ ______ occur when the Sun, the Earth, and the Moon are in a ______ degree angle.

a)

Spring tides. 90°

b)

Neap tides, 90°

c)

High tides, 90°

d)

Low tides, 90°

166.

What does this illustration tell you about the tides?

a)

There are 4 seasons

b)

There are 4 quarters

c)

There are 2 spring tides and 2 neap tides

d)

The earth is at the top of the illustration

167.

What type of tide does this represent?

a)

Neap

b)

Full

c)

Quarter

d)

Spring

168.

What type of tide does this represent?

a)

Spring

b)

low

c)

Neap

d)

high

169.
You visited the beach at 12 pm (noon) and it is high tide. If you return 6 hours later what tide will you see? 
a)
high 
b)
low 
170.
Which type of moon position has the greatest effect on ocean tides?
a)
Earth moon Sun in straight line
b)
Earth moon Sun forming a 90o angle
171.
Which positions on Earth would give low tides?
a)
Z & X
b)
W & Y
172.

Neap tides occur during which two moon phases?

a)

Full moon

b)

Waning gibbous

c)

1st quarter

d)

3rd quarter

e)

New moon

173.

Spring tides occur during which two moon phases?

a)

New Moon

b)

Waxing crescent

c)

1st quarter

d)

3rd Quarter

e)

Full Moon

174.

When the moon pulls on the water on the side closest to it more strongly than the Earth, it creates a

a)

tidal bulge

b)

low tide

c)

tidal wave