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Earth-Moon-Sun System

Total questions: 70

Worksheet time: 40mins

Name
Class
Date
1.

What is the source of heat and light (RADIANT ENERGY) in our Solar System?

a)

the North star

b)

the moon

c)

the sun

d)

Earth

2.

About how long does it take the moon to orbit the Earth?

a)

~ 29 days

b)

~15 days

c)

~1 day

d)

It doesn't.

3.

We experience seasons on Earth because

a)

The Earth is tilted at 23.5 degrees causing the sun to heat Earth with direct rays in the summer and indirect rays in the winter.

b)

We rotate around the sun once per year.

c)

We are closer to the sun during warmer months and further from the sun in colder months.

d)

The Earth is tilted at 23.5 degrees.

4.

Patterns are predictable. Patterns in our Earth, Sun and Moon system include... (select all that apply)

a)

Moon phases

b)

Sunrise and sunset

c)

Seasonal changes

d)

Meteor showers

5.

Shown here is an eclipse. Is it a solar eclipse or lunar eclipse?

(a)  

6.

Shown here is an eclipse. Is it a solar eclipse or lunar eclipse?

(a)  

7.

A solar or lunar eclipse don't occur every lunar cycle because all three celestial bodies (the Sun, Earth and Moon) have to

a)

move closer together

b)

rotate clockwise

c)

rotate counterclockwise

d)

align

8.

During which season will the North Pole receive 24 hours of darkness?

a)

Summer

b)

Fall

c)

Winter

d)

All of the above

9.

At location A, what season are people in the Northern Hemisphere experiencing?

a)

Fall

b)

Summer

c)

Spring

d)

Winter

10.

The model shown represents a _____ eclipse

a)

solar

b)

lunar

11.

The model shown represents a _____ eclipse.

a)

solar

b)

lunar

12.

The gravitational pull from the moon and sun causes

a)

moon phases

b)

eclipses

c)

tides

13.

When the northern hemisphere is tilted away from the sun, it is

a)

Winter

b)

Summer

c)

Fall

d)

Spring

14.

Which is most likely caused by the tilt of Earth on its axis as it revolves around the sun?

a)

lunar eclipse

b)

phases of the moon

c)

two high tides and two low tides each day

d)

opposite seasons in the Northern and Southern Hemispheres

15.

Different angles of the moon's lit surface as the moon revolves around Earth cause

a)

cycles.

b)

moon phases.

c)

eclipses.

d)

tides.

16.

Why are people on Earth unable to see the moon during the new moon phase?

a)

The lit side of the moon is not facing Earth.

b)

The sunlight is being reflected off the moon.

c)

The location of Earth is between the moon and the sun.

d)

The tilt of Earth is causing the moon to be blocked by the sun.

17.

During the summer solstice,

a)

the Northern Hemisphere receives most sunlight; longest day of year.

b)

the sun is directly above the equator.

c)

Northern Hemisphere receives less sunlight; shortest day of year.

d)

sunlight doesn't change.

18.

Moon phases happen every month. Which statement explains why we see the moon changing from night to night.

a)

The Earth revolves around the moon.

b)

The Sun revolves around the Earth.

c)

The moon revolves around the Earth.

d)

The moon stays in place as the sun moves.

19.
How many high tides does a place have each day?
a)
3
b)
4
c)
5
d)
2
20.

What phase is this?

a)

Waning gibbous

b)

Full

c)

Last quarter

d)

Waxing crescent

21.

What does "waning" mean?

a)

Staying the same

b)

Having one side illuminated

c)

Getting bigger and brighter

d)

Getting smaller and darker

22.

What is the Moon?

a)

A celestial body that revolves around a planet

b)

A curved path followed by a satellite as it revolves around an object

c)

The luminous star around which Earth and other planets revolve; is composed mainly of hydrogen and helium

23.

What is an Axis?

a)

An obscuring of the light from a celestial body by the passage of an object between the celestial body and the observer or between the celestial body and its source of illumination

b)

A phenomenon or process that involves multiple steps and repeats itself

c)

The imaginary line through Earth that extends from the North Pole to the South Pole and is the center of Earth’s rotation

24.

The earth's axis is tilted (a)   degrees off center.

25.

What would seasons be like if Earth's axis were straight up and down and not tilted?

a)
Seasons would be the same.
b)
Seasons would be more extreme.
c)
There would be no seasons.
26.

Which location has the greatest number of hours of daylight?

a)

A

b)

B

c)

C

d)

D

e)

E

27.

In the diagram below, the Northern hemisphere would be in what season at position A?

a)

Fall or Autumn

b)

Spring

c)

Winter

d)

Summer

28.
Which season is taking place in the Northern Hemisphere in Position 1?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
29.
Why does the area around the equator stay the same temperature all year?
a)
The equator rotates slower than the poles.
b)
The equator remains the same distance from the sun.
c)
The equator always receives direct sunlight.
d)
The equator has 18 hour days.
30.

The bulge of water on the side of Earth facing the moon produces

a)

high tides

b)

low tides

c)

no tides

d)

neap tides

31.

How often do neap tides occur?

a)

twice per month

b)

once per month

c)

twice a year

d)

twice per day

32.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
33.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
34.
Name the moon phase
a)
First Quarter
b)
Last Quarter
c)
New Moon
d)
Full Moon
35.
Name the moon phase
a)
First Quarter
b)
Last Quarter
c)
New Moon
d)
Full Moon
36.
Name the moon phase
a)
First Quarter
b)
Last Quarter
c)
New Moon
d)
Full Moon
37.
Name the phase of the moon for letter a
a)
First Quarter
b)
Last Quarter
c)
Waxing Gibbous
d)
Waning Gibbous
38.
Name the phase of the moon for letter f
a)
Waning Gibbous
b)
Waxing Gibbous
c)
Waning Crescent
d)
Waxing Crescent
39.
What is illuminating the Moon?
a)
Nuclear Fusion
b)
Sunlight
c)
Mirrors
d)
Flood Lights
40.
What is the difference between a gibbous moon and a crescent moon?
a)
The gibbous shows more than half of the bright side of the moon.
b)
The crescent shows more than half of the bright side of the moon.
c)
The gibbous shows less than half of the bright side of the moon. 
41.
Name the moon phase
a)
Waning Crescent
b)
Waxing Crescent
c)
Waning Gibbous
d)
Waxing Gibbous
42.
The 1st Quarter moon is lit on the:
a)
Left Side
b)
Right Side
43.
Name the moon phase that would come AFTER this moon.
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
44.
How do most craters on the moon form?
a)
Collision with other planets
b)
Rapidly moving debris hit the surface
c)
The sun burns holes in the moon
45.

The Moon most likely formed from an impact of a Mars-size object with early Earth.

a)

True

b)

False

46.

How long is the lunar cycle (moon phases)?

a)
29.5 days
b)

27 days 

c)
45 days 
d)
I don't know
47.

Who was the first American to step onto the surface of the moon?

a)

Buzz Aldrin

b)

Neil Armstrong

c)

Alan Shepard

d)

Scott Kelly

48.
Which of the following is a natural satellite of the Earth?
a)
International Space Station
b)
Hubble Telescope
c)
Sun
d)
Moon
49.

What is the age of the moon?

a)

38.5 billion years old

b)

4.53 billion years old

c)

235.6 billion years old

d)

273.66 billion years old

50.

The Moons orbital plane is inclined by how many degrees with respect to the Earths orbital plane?

a)

5 degrees ***

b)

15 degrees

c)

25 degrees

d)

12 degrees

51.

The Moons diameter is around 3,468 km (2,155 miles) in diameter. It is:

a)

about ¼ the size of Earth

b)

about 1/10th the size of Earth

c)

about 1/5th the size of Earth

d)

about 1/3 the size of Earth

52.

When a stellar object is closest to another stellar object it is known as.....

a)

perigee

b)

apogee

53.

On the Moon, lava channels are called

a)

Rilles

b)

coronae

c)

planitia

d)

mare

54.

The moons gravity is

a)

1/6 of Earths gravity

b)

1/4 of Earths gravity

c)

1/2 of Earths gravity

d)

1/10 of Earths gravity

55.

Which side of the Moon has more craters

a)

near side

b)

far side

c)

both sides have the same amount of craters

d)

there are no craters on the moon

56.

What was the name of the vehicle that transported Armstrong and Aldrin to the moon's surface?

a)

The Tiger

b)

The Eagle

c)

The Scorpion

d)

The Raven

57.

The mission that was the first to land on the moon was called....

a)

Surveyor 1

b)

Luna 22

c)

Pioneer 2

d)

Apollo 13

e)

Apollo 11

58.

The commander of the mission was the first to make a footprint on the lunar soil. His famous quote was...

a)

"One small step for man, one leap for mankind"

b)

*** "That's one small step for man, one giant leap for mankind" ***

c)

"One small leap for man, one big leap for mankind"

d)

"That's a small step for man and a giant leap for humankind"

59.

What term below is defined as mountainous regions of the Moon?

a)

ejecta

b)

maria

c)

highland

d)

rille

60.

What term below is defined as the dark, smooth plains of the Moon?

a)

maria

b)

highland

c)

ray

d)

regolith

61.

What term below is defined as structures that resemble valleys?

a)

regolith

b)

crater

c)

ray

d)

rille

62.

What term below is defined as loose, ground up rock on the surface of the Moon?

a)

rille

b)

regolith

c)

ray

d)

maria

63.
a)
spring tide
b)
neap tide
64.
a)
neap tide
b)
spring tide
65.
a)
Spring Tide
b)
Neap Tide
66.
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
67.
What happens when there is a spring tide
a)
Short Tides and semi-short tides
b)
High tides and very low tides
c)
low tides and medium tides
d)
small tidal ranges
68.
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!
69.
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
70.

We do NOT have a lunar eclipse each month because...

a)

The tilt of the moon's orbit is at 5 degrees

b)

The moon is too small

c)

The moon's orbital distance changes

d)

All choices

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