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Worksheets

Science Semester Review

Total questions: 99

Worksheet time: 2hrs 55mins

Name
Class
Date
1.

What can be found on the x axis of the HR diagram?

a)

Temperature

b)

Luminosity

c)

Distance

d)

Mass

2.

What can be found on the y axis of the HR diagram?

a)

Luminosity

b)

Temperature

c)

Distance

d)

Mass

3.

What are the causes of day/night and seasons?

a)

Earth's rotation/revolution

and tilt

b)

Sun's rotation and tilt

c)

Moon's phases and orbit

d)

Earth's orbit and distance

4.

The tide with the lowest low tide is called what? When does it occur?

a)

Neap tide, during quarter moons

b)

Spring tide, during full moons

c)

High tide, during new moons

d)

Low tide, during half moons

5.

What plays the greatest impact on tides?

a)

Moon's gravity

b)

Sun's gravity

c)

Earth's rotation

d)

Wind patterns

6.

When does the northern hemisphere experience the most sunlight?

a)

During the summer solstice

b)

During the winter solstice

c)

During the spring equinox

d)

During the autumn equinox

7.

What part of the Earth always receives direct sunlight?

a)

The equator

b)

The poles

c)

The tropics

d)

The temperate zones

8.

Which type of electromagnetic wave has the shortest wavelength and the highest energy?

a)

Gamma rays

b)

Radio waves

c)

Microwaves

d)

Infrared waves

9.

Which type of electromagnetic wave has the longest wavelength and the lowest energy?

a)

Radio waves

b)

Gamma rays

c)

X-rays

d)

Ultraviolet waves

10.
Wha 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
11.
Tides are caused mainly by what?
a)
Moon’s gravitational pull
b)
Sun’s gravitational pull
c)
Earth’s gravitational pull
12.
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
13.

The tide in the picture is a ​ (a)   .

During this tide, the high/low tides will be ​ (b)   than usual.

Choose from the below words
spring tide
higher and lower
neap tide
less high and less low
14.

Determine the tide that each region would be experiencing:

15.

The tide in this picture is a ​ (a)   .

During this tide, the high/low tides will be ​ (b)   than usual.

Choose from the below words
neap tide
less high and less low
spring tide
higher and lower
16.

Neap tides will occur at ​ (a)   and ​ (b)   .

Choose from the below words
position 2
position 4
position 1
position 3
17.

Spring tides occur (a)   .

Choose from the below words
during the new moon and full moons
during the crescent moons
during the gibbous moons
18.

This is a ​ (a)  

Choose from the below words
spring tide
neap tide
19.

Tides are caused by the graviational pull of the ​ (a)   .

Choose from the below words
moon  and sun
Earth and Jupiter
Jupitor
20.

The Earth experiences the rise and fall of ocean water, which is called ​ (a)   , because of the pull of gravity of the ​​ (b)   .

Choose from the below words
tides
Moon
tsunamis
floods
waves
Earth
Earth's Axis
Sun
21.

The diagram shows the relative positions of the sun, moon, and Earth during one revolution of the moon around the Earth. Choose the positions of the moon that will result in neap tides. Select TWO that apply.

22.

Figure ​ (a)   which mean “​ (b)   ” because the water during high tide rises very high.​

Choose from the below words
A
jumps
flowers bloom
B
23.

Which model shows a SPRING Tide?

24.

The moon would be place in position ​ (a)   and ​ ​ (b)   for a Spring ​ (c)  

Choose from the below words
1
3
tide
2
4
solstice
equinox
25.

Season

a)

object's complete turn around its own axis.

b)

an invisible line around which an object spins.

c)

period of the year distinguished by special climatic conditions.

26.

Why does the area around the equator stay the same temperature year-round and consequently no seasons?

a)

It tilts towards the sun in summer, so has longer hours of daylight.

b)

It receives the same amount of direct sunlight year-round

c)

Its days are more than 18 hours long year-round

d)

The equator rotates slower than the poles

27.

True or False: Daylight hours and temperatures increase from summer to winter.

a)

True

b)

False

28.

A student goes to Ecuador, located along the equator, during winter break. The student notices that even though it is winter, it is still very warm. Why is it very warm in Ecuador even though it is winter?

a)

Ecuador is along the equator, which always receives indirect sunlight and experiences the least seasonal change.

b)

Ecuador is along the equator, which always receives direct sunlight and experiences the least seasonal change.

c)

Ecuador is along the equator, which always receives direct sunlight and experiences the most seasonal change.

d)

Ecuador is along the equator, which always receives indirect sunlight and experiences the most seasonal change.

29.
The horizontal distance between crests is the _____________.
a)
wavelength
b)
frequency
c)
wave height
30.

What has the largest wave length?

a)

Radio waves

b)

Microwaves

c)

Visible light

d)

X-rays

31.
The two main parts of a wave are_____
a)
Wavelengths and wave heights.
b)
Swells and whitecaps.
c)
Crests and troughs.
d)
Rises and dips.
32.

a base has a pH of

a)

lower than 7

b)

higher than 7

c)

7

d)

it only has a pOH

33.
According to the pH range which substance is more acidic than lemon juice
a)
Hydrochloric acid
b)
cabbage
c)
milk
34.
Which is most acidic?
a)
milk
b)
Lemon Juice
c)
bleach
35.

A sour taste is a characteristic of:

a)

acids

b)

bases

c)

neutral

d)

pH scale

36.

A sour taste is a characteristic of:

a)

acids

b)

bases

c)

neutral

d)

pH scale

37.

Which is true?

a)

pH of less than 7 is basic; pH of more than 7 is acidic

b)

pH of less than 7 is acidic; pH of more than 7 is basic

38.

True or false: bases are sometimes called alkaline.

a)

True

b)

False

39.

Which is the stronger acid?

a)

pH 1

b)

pH 4

c)

pH 8

d)

pH 13

40.

If the substance is neutral, what would the pH be?

a)

3

b)

5

c)

7

d)

9

e)

11

41.

The strongest bases have pH values close to

a)

0

b)

14

c)

7

d)

5

42.

Which of these pH values represent an acid?

a)

4

b)

8

c)

10

d)

12

43.
Which statement is true when acids and bases are mixed together?
a)
acids become stronger
b)
bases become stronger
c)
there is no change
d)
they neutralize each other
44.
Tastes Sour
a)
Acids
b)
Bases
c)
Salts
d)
All
45.

Which of the following is an example of a substance that has a neutral pH?

a)

lemon juice

b)

water

c)

lysol

d)

vinegar

46.

a student measures the pH of a substance using pH paper. It turns a dark blue and is determined to have a pH of 13. Which of the following best describes this substance?

a)

strong base

b)

strong acid

c)

weak base

d)

weak acid

47.

Select all that are TRUE about Tectonic Plates.

a)

Creates Divided Boundary

b)

Creates Divergent Boundary

c)

Creates Convergent Boundary

d)

Creates Concave Boundary

48.

Select all that are TRUE about Divergent Boundary.

a)

Forms Pacific Ring of Fire

b)

Plates will move toward each other

c)

Plates will move away from each other

d)

Forms Mid-Atlantic Ridge

49.

Select all that are TRUE about Transform Boundary.

a)

Plates move in opposite direction

b)

Plates move in same direction

c)

Forms San Andrea Fault

d)

Forms Mid-Atlantic Ridge

50.

Select all that are TRUE about Convergent Boundary.

a)

Plates move in opposite direction

b)

Plates slide under each other

c)

Forms San Andrea Fault

d)

Forms Pacific Ring of Fire

51.

Select all that are TRUE about Convergent Boundary.

a)

Volcanoes form when the oceanic crust sinks

b)

Mountains form when the oceanic curst sinks

c)

Volcanoes form when both crusts are continental

d)

Mountains form when both crusts are continental

52.

Select all that are TRUE about Subduction.

a)

Only seen in divergent boundary

b)

Only seen in convergent boundary

c)

Occurs when a plate slides underneath

d)

Occurs when a plate slides against another

53.

Continental Drift Theory states that all the continents were once part of a supercontinent called (a)   .

54.

(a)   are part of the lithosphere, create land, and move by convection currents.

55.

(a)   boundary occur when tectonic plates move away from each other.

56.

(a)   boundary occur when tectonic plates slide against each other.

57.

(a)   boundary occur when tectonic plates subduct.

58.

(a)   form when a convergent boundary includes an oceanic crust that sinks.

59.

(a)   form when a convergent boundary includes both continental crusts.

60.

(a)   form with a transform boundary includes tectonic plates moving oppositely.

61.

Match the following images with vocabulary.

a)
1.

Continental Drift

b)
2.

Divergent Boundary

c)
3.

Transform Boundary

d)
4.

Convergent Boundary

62.

Upon observation of the Mid-Atlantic ocean ridge, scientists discovered what evidence that supports continental drift?

a)

The ridge was made of new material while the land around it was older material

b)

The ridge was made of old material while the land around it was newer material

c)

Magma was actively seen producing new material

d)

Old magma was discovered in the land around it

63.

Rocks on each plate rub up against each other and build up a lot of potential energy. Once this energy is great enough, the rocks will break and the energy will be released. This causes...

a)

Volcanic eruptions

b)

Earthquakes

c)

Both volcanic eruptions and earthquakes

d)

First an earthquake and then a volcanic eruption

64.

Many natural events occur in the Pacific Ring of Fire. Based on your knowledge of tectonic plates, what events occur here?

a)

Volcanic eruptions

b)

Mountain ridges

c)

Both volcanic eruptions and mountain ridges

d)

First a volcanic eruption and then formation of mountain ridges

65.
Air
a)
Heterogeneous
b)
Homogeneous
66.
Soil
a)
Heterogeneous
b)
Homogeneous
67.
Pizza
a)
Heterogeneous
b)
Homogeneous
68.
Sugar water
a)
Heterogeneous
b)
Homogeneous
69.
Vinegar
a)
Heterogeneous
b)
Homogeneous
70.
Opened soda
a)
Heterogeneous
b)
Homogeneous
71.
Stainless steel
a)
Heterogeneous
b)
Homogeneous
72.
Soup
a)
Heterogeneous
b)
Homogeneous
73.
The substance being dissolved to form a solution is the __________.
a)
solvent
b)
solute
c)
precipitate
d)
mixture
74.
A substance is __________.
a)
a homogeneous mixture
b)
matter that has different compositions and properties throughout
c)
matter that has the same composition and properties throughout
d)
a heterogeneous mixture
75.

Which form of matter is represented by single argon atoms?

a)

Element

b)

Compound

c)

Mixture

d)

Colloid

76.

Which state of matter is represented by the double oxygen atoms?

a)

Element

b)

Compound

c)

Mixture

d)

Solution

77.

Which form of matter is represented in the image?

a)

element

b)

compound

c)

mixture

d)

solution

78.

Which form of matter is represented by the joined carbon and oxygen atoms?

a)

element

b)

compound

c)

mixture

d)

colloid

79.

The atoms of different elements can join together to form

a)

elements

b)

compounds

c)

mixtures

80.

A substance made from one type of atom. It cannot be changed into anything simpler

a)

element

b)

compound

c)

mixture

81.

consists of 2 or more of the same atoms joined together

a)

elements

b)

compounds

c)

mixtures

d)

molecule

82.

A combination of elements and compounds

a)

elements

b)

compounds

c)

mixture

d)

molecules

83.

This substance represents....

a)

an atom

b)

an element

c)

a compound

d)

a mixture

84.

This substance represents....

a)

an atom

b)

a compound

c)

a mixture

d)

a molecule

85.

This substance represents....

a)

an atom

b)

a compound

c)

a mixture

d)

a molecule

86.

This substance represents

a)

a mixture of molecules and elements

b)

a mixture of particles and compounds

c)

a mixture of elements and compounds

d)

a mixture of gasses and liquids

87.

Which type of mixture is represented in this image?

(Think: Are the particles spread out evenly throughout, or are the particles chunked together?)

a)

Compound mixture

b)

Heterogeneous mixture

c)

Homogeneous mixture

d)

Elemental mixture

88.

Which type of mixture is represented in this image?

(Think: Are the particles spread out evenly throughout, or are the particles chunked together?)

a)

Homogeneous mixture

b)

Elemental mixture

c)

Heterogeneous mixture

d)

Compound mixture

89.

Which is an example of a heterogenous mixture?

a)

Lucky Charms cereal

b)

cranberry juice

c)

brass metal

d)

salt dissolved in water

90.

Which is an example of a heterogenous mixture?

a)

Lucky Charms cereal

b)

cranberry juice

c)

brass metal

d)

salt dissolved in water

91.

How many Hydrogen atoms are in 4H2O?

a)

6

b)

8

c)

2

d)

4

92.

How many Oxygen atoms are in H2O?

a)

1

b)

2

c)

0

d)

4

93.

How many Magnesium atoms are in 10MgCl2?

a)

10

b)

5

c)

20

94.

How many atoms of Hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

95.

How many Hydrogen atoms in 3(NH₄)₂CrO₄?

a)

4

b)

2

c)

8

d)

24

96.

A subscript is the small number below the element symbol that tells the number of _______ of that element.

a)

atoms

b)

valence electrons

c)

protons

d)

elements

97.
A subscript is the small number below a(n) ________ that tells the number of _______ of that element.
a)
element symbol; atoms
b)
atom; element symbol
c)
subscript; protons
d)
compound; elements
98.
Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)
a)
H3SO4
b)
HSO4
c)
H4S3O
d)
H2O
99.
Element or compound?
O2
a)
Element
b)
Compound