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Worksheets

SEM Unit test study tool

Total questions: 102

Worksheet time: 53mins

Name
Class
Date
1.

What are dark areas that become apparent at the sun's photosphere?

a)

sunspots

b)

solar flares

c)

coronal mass ejections

d)

prominences

2.

The outer layer of the Sun where energy moves in swirling currents is called what?

a)

the corona

b)

photosphere

c)

chromosphere

d)

core

3.

All the sun's energy is made in which layer?

a)

The core

b)

The photosphere

c)

The corona

d)

The convective zone

4.

What is the layer of sun just outside the core?

a)

Radiation zone

b)

Convective zone

c)

Photosphere

d)

Chromosphere

5.

What happens in the convection zone?

a)

Heat is transferred by convection

b)

Energy is primarily radiated

c)

There is little to no heat transfer

d)

Nuclear fusion reactions

6.

What is the name for the surface of the sun that is the first visible layer?

a)

photosphere

b)

corona

c)

chromosphere

d)

sunspot

7.

The layer of the Sun's atmosphere where visible light is produced is called what?

a)

the photosphere

b)

the chromosphere

c)

the corona

d)

the convection zone

8.

What is the outermost layer of the sun?

a)

The outermost layer of the sun is called the corona.

b)

The outermost layer of the sun is called the photosphere.

c)

The outermost layer of the sun is called the chromosphere.

d)

The outermost layer of the sun is called the convective zone.

9.

What is the inner most layer of the sun?

a)

The inner most layer of the sun is the core.

b)

The inner most layer of the sun is the photosphere.

c)

The inner most layer of the sun is the corona.

d)

The inner most layer of the sun is the chromosphere.

10.

The sun has how many interior (not visible) layers?

a)

3

b)

1

c)

5

d)

7

11.

What is the second most inner layer of the sun?

a)

The second most inner layer of the sun is the radiation zone.

b)

The second most inner layer of the sun is the convective zone.

c)

The second most inner layer of the sun is the corona.

d)

The second most inner layer of the sun is the photosphere.

12.

What are temporary phenomena on the Sun's photosphere that appear as dark spots?

a)

sunspots

b)

solar flares

c)

coronal mass ejections

d)

prominences

13.

What moon phase would people on earth see?

a)

The moon phase that people on Earth would see depends on the relative positions of the Earth, moon, and sun. The main phases are new moon, first quarter, full moon, and last quarter.

b)

The moon is always full regardless of its position relative to the Earth and sun.

c)

Only the new moon is visible from Earth at all times.

d)

The Earth's position has no influence on which moon phase is observed.

14.

What moon phase is this?

a)

New Moon

b)

First Quarter

c)

Full Moon

d)

Last Quarter

15.

What moon phase is this?

a)

Waning Crescent

b)

Waxing Gibbous

c)

New Moon

d)

Full Moon

16.

How long does it take for the moon to go through all lunar phases?

a)

365 1/4 days

b)

1 year

c)

1 week

d)

1 month

17.

Which moon phase will occur next?

a)

Waxing Crescent

b)

New Moon

c)

Full Moon

d)

Waning Crescent

18.

Which moon phase will occur before the one shown?

a)

The moon phase that occurs before the one shown.

b)

The moon phase that occurs after the one shown.

c)

The moon phase that occurs during the same phase as the one shown.

d)

The moon phase that follows the one shown.

19.

What moon phase comes AFTER a New Moon?

a)

Waxing Crescent

b)

Full Moon

c)

Waning Crescent

d)

Waning Gibbous

20.

How much of the moon is always lit by the sun?

a)

The side of the moon that faces the sun is always lit, which is about half of the moon's surface at any given time.

b)

The entire moon is always lit by the sun.

c)

Only a quarter of the moon's surface is always lit by the sun.

d)

The side of the moon that does not face the sun is always lit.

21.

We always see the ______ side of the moon.

a)

the near side

b)

the far side

c)

the hidden side

d)

the dark side

22.

The moon rotates and revolves at the ______ rate.

a)

same

b)

fast

c)

slow

d)

constant

23.

Earth's revolution and tilt are the reason for what?

a)

Seasons

b)

Phases of the moon

c)

Solar eclipses

d)

Tidal patterns

24.

Why does the sun appear to move across the sky each day from east to west?

a)

Because the Earth rotates on its axis

b)

Because the sun revolves around the Earth

c)

Due to the Earth's revolution around the sun

d)

Because the moon's gravitational pull affects the sun

25.

Earth's rotation is the reason for what?

a)

day and night

b)

seasons

c)

weather patterns

d)

gravity

26.

How long does it take Earth to make a complete rotation on its axis?

a)

24 hours

b)

12 hours

c)

48 hours

d)

7 hours

27.

The hemisphere where you live is called what?

a)

Northern Hemisphere

b)

Southern Hemisphere

c)

Eastern Hemisphere

d)

Western Hemisphere

28.

How long does it take the Earth to make one complete rotation?

a)

The Earth takes approximately 24 hours to make one complete rotation.

b)

The Earth takes approximately 48 hours to make one complete rotation.

c)

The Earth takes approximately 12 hours to make one complete rotation.

d)

The Earth takes approximately 23 hours to make one complete rotation.

29.

How long does it take Earth to orbit the sun?

a)

365 days

b)

24 hours

c)

30 days

d)

100 days

30.

What is the spinning motion of a planet on its axis called?

a)

rotation.

b)

revolution.

c)

orbit.

d)

precession.

31.

What happens when the area in which you live tilts away from the sun?

a)

A) It is summer

b)

B) It is winter

c)

C) It is spring

d)

D) It is fall

32.

Indirect Sunlight ______

a)

when sunlight energy is spread out and has less energy; it hits Earth's surface at an angle.

b)

is completely blocked by the atmosphere.

c)

travels in a straight line without scattering.

d)

concentrates and increases in energy.

33.

The sun appears to rise in the ______.

a)

East.

b)

West.

c)

North.

d)

South.

34.

Which correctly identifies the Northern Hemisphere?

35.

Earth rotates ______.

a)

every 24 hours.

b)

every 12 hours.

c)

every 6 hours.

d)

every 48 hours.

36.

What time of day would the sun cast its shortest shadow during the summer?

a)

12:00 noon.

b)

6:00 AM.

c)

3:00 PM.

d)

6:00 PM.

37.

When it is spring in the Northern Hemisphere, it is ______ in the Southern Hemisphere.

a)

fall

b)

winter

c)

summer

d)

spring

38.

Position A represents ___ in the northern hemisphere.

a)

Winter

b)

Spring

c)

Summer

d)

Fall

39.

Label the seasons for the Northern Hemisphere.

40.

What causes the change in the length of shadows throughout the day?

a)

Rotation of the Earth.

b)

The movement of the moon.

c)

Seasonal weather changes.

d)

Refraction of sunlight by the atmosphere.

41.

Where does the sun appear to set?

a)

west.

b)

east.

c)

north.

d)

south.

42.

A long shadow indicates what times of day?

a)

morning and evening.

b)

noon.

c)

midnight.

d)

afternoon.

43.

What happens as the day goes from morning to noon?

a)

Shadows get shorter.

b)

The sun starts to set.

c)

Shadows fade away entirely.

d)

The temperature decreases.

44.

During what season is the sun highest in the sky?

a)

Summer.

b)

Winter.

c)

Spring.

d)

Autumn.

45.

This occurs in June and marks the beginning of summer in the Northern Hemisphere. This is also the longest day of the year in the NH.

a)

Winter Solstice

b)

Summer Solstice

c)

Spring Equinox

d)

Autumnal Equinox

46.

Winter Solstice occurs in ______ and marks the beginning of winter in the Northern Hemisphere. It is also the shortest day of the year in the NH.

a)

December

b)

June

c)

March

d)

September

47.

Two times of year when the day and night lengths are about 12 hours. Equal day and night.

a)

Equinox

b)

Solstice

c)

Vernal

d)

Shadows

48.

During the winter, days are . . .

a)

shorter.

b)

longer.

c)

colder.

d)

brighter.

49.

During the summer, days are . . .

a)

longer.

b)

shorter.

c)

colder.

d)

brighter.

50.

What happens to the hours of daylight throughout the year?

a)

Starts low, then increases, then decreases again.

b)

Starts high, then decreases, then increases.

c)

Remains constant throughout the year.

d)

Fluctuates randomly.

51.

When the Sun is higher in the sky, shadows will be longer.

a)

True

b)

False

52.

Where on Earth are days always 12 hours and nights always 12 hours?

a)

on the equator.

b)

at the poles.

c)

in the polar regions.

d)

in the Arctic circle.

53.

Vernal equinox occurs in ______ and marks the beginning of spring in North America.

a)

March

b)

April

c)

February

d)

May

54.

The Earth's tilt is parallel to the sun.

a)

True

b)

False

55.

Time zones were created so that it would ______ directly overhead.

a)

12pm.

b)

6am.

c)

6pm.

d)

12am.

56.

Autumnal equinox: This occurs in September and marks the beginning of fall in North America. The Earth's tilt is parallel to the sun.

a)

True

b)

False

57.

Tropic of Cancer is in the ______.

a)

northern hemisphere.

b)

southern hemisphere.

c)

around the equator.

d)

tropical region.

58.

Tropic of Capricorn is in the _______ hemisphere.

a)

southern

b)

northern

c)

eastern

d)

western

59.

A leap year gives us one extra _______ every 4 years.

a)

day

b)

month

c)

year

d)

week

60.

What time of day would you say it is in the picture on the right?

a)
12 pm (noon)
b)

12 am (midnight)

c)

8 am

d)

8 pm

61.

The first picture was taken at 8:00AM. The second picture was taken at 12:30 PM. Describe what the boy's shadow would look like at 2PM.

a)

the shadow would be the same length as the picture on the left.

b)

the shadow would be the same length as the picture on the right.

c)

the shadow would be longer than the picture on the right, shorter than the picture on the left, but on the opposite side of how it is cast on the left picture.

d)

the shadow would be longer than the picture on the left.

62.

The moon _______ .

a)

reflects light from the sun

b)

produces its own light

c)

shines by its own heat

d)

glows by capturing starlight

63.

The picture shows a

a)

Total Solar Eclipse on entire Earth

b)

Partial Eclipse across Earth

c)

Path of totality for a solar eclipse

d)

Lunar Eclipse

64.

Why do tides happen?

a)

The moon and the sun's gravitational pull

b)

Ocean currents affecting water movement

c)

Wind and temperature differences causing water shifts

d)

Earth's magnetic field influencing the ocean

65.

How many hours does it take Earth to make one complete rotation?

a)

24

b)

12

c)

48

d)

36

66.

How long does it take for Earth to orbit around the sun?

a)

365 days

b)

360 days

c)

350 days

d)

370 days

67.

Waning _______

a)

decreasing in size

b)

growing

c)

increasing

d)

widening

68.

Waxing _______

a)

increasing in size

b)

decreasing in size

c)

erratic in size

d)

steadily constant

69.

Identify the moon phase:

a)

New Moon

b)

First Quarter

c)

Full Moon

d)

Last Quarter

70.

Moon phase in which all of the Moon appears to be illuminated (lit up).

a)

Full Moon

b)

New Moon

c)

First Quarter

d)

Waxing Crescent

71.

Which moon phase would we see from Earth in this picture?

a)
First Quarter
b)

Last Quarter

c)

Half Moon

d)

Waxing Gibbous

72.

On average, about how many times in a month can we see a full moon?

a)

1

b)

0

c)

2

d)

3

73.

Which moon phase would we see from Earth in this picture?

a)
Full Moon
b)

New Moon

c)

Quarter Moon

d)

Whole Moon

74.

Which moon phase would we see from Earth in this picture?

a)
Third Quarter
b)

First Quarter

c)

Waxing Gibbous

d)

Waning Crescent

75.

Tides _______

a)

rising and lowering of Earth's ocean waters

b)

generation of Earth's ocean waters

c)

regulation of Earth's ocean waters

d)

initiation of Earth's ocean waters

76.

Which moon phase would we see from Earth in this picture?

(a)  

77.

Lunar eclipse ______

a)

the blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon

b)

the alignment of the Earth between the sun and the moon that allows more sunlight to reach the moon

c)

an event where the moon blocks sunlight from reaching the Earth

d)

the occurrence of the moon partially occluding the sun's rays during sunrise

78.

When can lunar and solar eclipses take place?

a)

during a full moon only

b)

during a new moon only

c)

during a full and new moon only

d)

never

79.

The can only been seen during a full moon...

(a)  

80.

What event is being shown in the diagram?

(a)  

81.

Which creates a spring tide? a full moon or new moon

a)

a full moon

b)

new moon

82.

What type of tide would happen if the Sun, Earth, and Moon were in this order?

(a)  

83.

Solar Eclipses happen during what type of moon?

(a)  

84.

What phase of the moon is viewed during a lunar eclipse?

(a)  

85.

The Gulf of Mexico _____ high and _____ low tide each day.

a)

one

b)

two

c)

three

d)

four

86.

During a solar eclipse, where is the moon positioned?

a)

behind the sun

b)

behind the earth

c)

between the sun and earth

d)

between the earth and mars

87.

The East and West Coast has _____ high and _____ low tides each day.

a)

two

b)

three

c)

four

d)

one

88.

In a lunar eclipse, the _____ comes between the moon and the sun

a)

Earth

b)

red

c)

planets

d)

eclipse

89.

How much time is in between each tide on average?

a)

6 hours

b)

12 hours

c)

24 hours

d)

1 hour

90.

From the center outward, which of the following lists the "layers" of the Sun in the correct order?

a)

core, radiation zone, convection zone, corona, chromosphere, photosphere

b)

core, corona, radiation zone, convection zone, photosphere, chromosphere

c)

core, radiation zone, convection zone, photosphere, chromosphere, corona

d)

core, convection zone, radiation zone, photosphere, chromosphere, corona

91.
Which part of the sun is the "color" layer of the sun?
a)
photosphere
b)
chromosphere
c)
corona
d)
ionosphere
92.

What is the term for the path Earth takes as it revolves around the sun?

a)

Equator

b)

Rotation

c)

Axis

d)

Orbit

93.

Which layer of the sun is visible during a solar eclipse?

a)

Core

b)

Radiation Zone

c)

Corona

d)

Photosphere

94.

What is the phenomenon called when the moon passes directly between the Earth and the sun?

a)

Solar Eclipse

b)

Lunar Eclipse

c)

Equinox

d)

Solstice

95.
Rising and falling of Earth's sea levels due to the gravitational pull of the moon and sun on earth as it rotates.
a)
Moon Phases
b)
Tides
c)
Seasons
96.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line. 
a)
spring
b)
high
c)
low
d)
neap
97.
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
98.
How many times per month does a spring tide occur?
a)
Once
b)
twice
c)
three times
d)
it changes every month
99.
What causes seasons? (Take your time!!) 
a)
Tilt 
b)
Tilt & Rotation 
c)
Rotation
d)
Tilt & Revolution 
100.

What causes the variation in the length of day and night throughout the year?

a)

The tilt of the Earth's axis

b)

The Earth's rotation around the Sun

c)

The distance from the Sun

d)

The Moon's orbit

101.
What Model is where the sun is the center of the universe?
a)
Geocentric
b)
Heliocentric
c)
Earth's rotations
d)
Earth's planets
102.
What model is where the earth is in the middle of our universe?
a)
Heliocentric Model
b)
Geocentric Model
c)
Moon phases
d)
Tidal Phases