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Earth-Moon-Sun Exam

Total questions: 26

Worksheet time: 16mins

Name
Class
Date
1.
The name for the average sun-to-earth distance is
a)
A Year
b)
A Light Year
c)
An Astronomical Unit
d)
A Parsec
2.
Which astronomer of antiquity measured the size of the earth?
a)
Aristarchus
b)
Ptolemy
c)
Copernicus
d)
Eratosthenes
3.
Which astronomer of antiquity first applied a telescope to astronomical observation?
a)
Ptolemy
b)
Galileo Galilei
c)
Tycho Brahe
d)
Copernicus
4.
Ancient Greeks believed, the earth to be the centr of the universe. What do we call this model?
a)
Ptolemic System
b)
Geocentric Universe
c)
Heliocentric Universe
d)
Copernican Model
5.
Which of the following words shows the similarity between Aristarchus and Copernicus?
a)
Geocentric
b)
Heliocentric
c)
Retrograde
d)
Epicycle
6.
This early Greek scientist was able to classify stars into six categories according to their brightness.
a)
Aristarchus
b)
Aristotle
c)
Ptolemy
d)
Hipparchus
7.
Friend of Galileo that was burned at the stake for having heliocentric views that were contrary to the government's geocentric views of the universe.
a)
Giordano Bruno
b)
Tycho Brahe
c)
Copernicus
d)
Aristotle
8.
1. Earth revolves around the Sun, and the Moon revolves around Earth. The Moon’s orbital path is sometimes above and sometimes below the plane of Earth’s orbit, as shown in the diagram below.
What would happen if Earth’s orbit and the Moon’s orbit were in the same plane?
a)
Eclipses would occur every month.
b)
The Moon would not have phases.
c)
All sides of the Moon would be visible from Earth.
d)
The same side of the Moon would always face the Sun.
9.
Which of the following best explains why the Sun appears to move across the sky every
day?
a)
The Sun rotates on its axis.
b)
Earth rotates on its axis.
c)
The Sun orbits around Earth.
d)
Earth orbits around the Sun.
10.
When the people on Earth cannot see a moon, which phase is the moon in?
a)
Full Moon
b)
Waxing Crescent
c)
New Moon
d)
Waxing Gibbous
11.
Which best explains why Earth has tides?
a)
Earth orbits the Sun.
b)
Earth rotates on its axis.
c)
The Sun has a gravitational pull on Earth.
d)
The Moon has a gravitational pull on Earth.
12.
14. Which property makes Earth unique compared to other planets in the solar system?
a)
It orbits the Sun.
b)
It has liquid water.
c)
It is a rocky planet.
d)
It rotates on its axis.
13.
What does Earth's rotation cause?
a)
a year
b)
the seasons
c)
day and night
d)
eclipses
14.
Earth has seasons because
a)
its axis is tilted as it moves around the sun.
b)
the temperature of the sun changes.
c)
it rotates on its axis.
d)
the distance between Earth and
the sun changes.
15.
During what phase of the moon can a lunar eclipse occur?
a)
new moon
b)
first quarter
c)
waxing gibbous
d)
full moon
16.

Ann is looking at the night sky. There is a first-quarter moon. What does she see?

a)

no moon in the sky

b)

a moon shaped like a circle, shining brightly

c)

a moon shaped like a half-circle

d)

a moon shaped like a crescent

17.

Does the waxing phases of the moon occur before or after a full moon?

a)

after a full moon

b)

before a full moon

18.

Leap years are necessary to help align the location of Earth in its revolution around the sun to our calendar.

a)

true

b)

false

19.

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

a)

15 years

b)

365.24 days

c)

27 days

d)

1 day

20.

In what order must the sun, Earth and moon be in for a lunar eclipse to occur?

a)

Moon – Sun – Earth

b)

Sun – Moon – Earth

c)

Sun – Earth – Moon

21.

What phase must the moon be in for a solar eclipse to occur?

a)

Waning Crescent

b)

Full Moon

c)

New Moon

d)

Waxing Gibbous

22.

How long does it take Earth to spin once on its axis?

a)

it does not spin on its axis

b)

365.24 days

c)

27 days

d)

About 24 hours

23.

These moon phases are ____________. (Hint: is the light reflecting on the moon growing or fading?)

a)

waxing

b)

waning

24.

These moon phases are ___________. (Hint: is the light reflecting on the moon growing or fading?)

a)

waxing

b)

waning

25.

This is an example of a

a)

lunar eclipse

b)

solar eclipse

26.

This is an example of a

a)

lunar eclipse

b)

solar eclipse

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