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Astronomy Review

Total questions: 65

Worksheet time: 1hrs 9mins

Name
Class
Date
1.

The study of space and the objects in it

a)

geology

b)

astronomy

c)

astrology

d)

meteorology

2.
What causes day and night on Earth?
a)
One Earth rotation
b)
One revolution around the sun
3.
What causes years on Earth?
a)
One Earth rotation
b)
One revolution around the sun
4.
What phase of the moon is pictured here?
a)
New moon
b)
Waxing crescent moon
c)
Full moon
d)
Waxing gibbous moon
5.
What phase of the moon is pictured here?
a)
Full moon
b)
New moon
c)
Waxing gibbous
d)
Waxing crescent
6.
The moon seems to change shape from day to day in a cycle that lasts about a month as it goes through _.
a)
revolutions
b)
phases
c)
rotations
d)
eclipses
7.
As the moon's shape appears to get smaller, we say that the moon is _.
a)
swelling
b)
waxing
c)
waning
d)
disappearing
8.
Phases of the moon in which the moon appears to be getting larger are referred to as _.
a)
waxing
b)
waning
c)
new
d)
eclipse
9.
The asteroid belt is located between which two planets?
a)
Earth and Mars.
b)
Venus and Earth.
c)
Mars and Jupiter.
d)
Mercury and Earth.
10.
A _______ is a burning body of matter that has entered Earth's atmosphere; "shooting star"
a)
Meteor
b)
Comet
c)
Asteroid
d)
Solar Flare
11.
Which phase of the Moon is this?
a)
Full Moon
b)
First Quarter
c)
Last Quarter
d)
New Moon
12.
Which of the 8 planets have the most moons?
a)
Earth
b)
Jupiter
c)
Saturn
d)
Uranus
13.
Our weight on Earth is the measure of the force gravity on us. Each planet has a different amount of gravity. On which of the planets listed here would you weigh the least?
a)
Jupiter
b)
Mercury
c)
Uranus
d)
Neptune
14.
It takes one year for the Earth to orbit the Sun. based on the data in the table, which planet has the longest year?
a)
Jupiter
b)
Mars
c)
Mercury
d)
Neptune
15.
The greater an object's mass, the greater its gravity. The mass of Venus is close to Earth's mass. What conclusion can you draw about the gravity on Venus?
a)
The gravity on Venus is much lower than Earth's.
b)
The gravity on Venus is close to the gravity on Earth.
c)
The gravity is a little greater than the gravity on Earth.
d)
The gravity on Venus is much greater than the gravity on Earth.
16.
If the time for Earth to ROTATE once on its axis increased, what would happen?
a)
A day would be longer.
b)
A day would be shorter.
c)
A year would be longer.
d)
A year would be shorter.
17.
A __________ occurs when the Earth is directly between the Sun and the Moon.
a)
Solar Eclipse
b)
Waning Gibbous
c)
Waxing Gibbous
d)
Lunar Eclipse
18.
If the time for Earth to REVOLVE once around the sun DECREASED, what would happen?
a)
A day would be longer.
b)
A day would be shorter.
c)
A year would be longer.
d)
A year would be shorter.
19.
Which lunar phase will result when the Earth is directly between the moon and the sun?
a)
New Moon
b)
Waning Crescent
c)
Full Moon
d)
Waxing Crescent
20.
The earth's __________________ is responsible for days and nights
a)
Rotation
b)
Revolution
c)
Atmosphere
d)
Tilted Axis
21.
A(n) ________ occurs on the day when the tilt of Earth causes the length of day to be longest or shortest.
a)
Equinox
b)
Lunar Eclipse
c)
Solar Eclipse
d)
Solstice
22.
Which of the following would be true about a man who traveled from the earth to the moon?
a)
His Mass would increase but his weight would stay the same.
b)
His weight would increase but his mass would stay the same.
c)
His mass would decrease but his weight would stay the same.
d)
His weight would decrease but his mass would stay the same.
23.
Which of the following pictures is showing a high tide?
a)
A
b)
B
c)
C
d)
D
24.
What does the Big Bang theory suggest?
a)
The universe was just there
b)
The Milky Way is the only solar system
c)
The universe is continually expanding
d)
The universe started as a point and is moving towards each other
25.
Which is the correct hierarchy of the Earth in the universe from SMALLEST TO LARGEST?
a)
Milky Way Galaxy, Earth, solar system, universe
b)
Earth, solar system, universe, Milky Way Galaxy
c)
Earth, solar system, Milky Way Galaxy, universe
d)
universe, Milky Way Galaxy, solar system, Earth
26.
What is the Earth's tilt in degrees?
a)
25.3 degrees
b)
32.5 degrees
c)
28.5 degrees
d)
23.5 degrees
27.

Why does Earth have different seasons?

a)

because of the distance between Earth and the sun

b)

because of the speed of Earth as it rotates on its axis

c)

because of the amount of light blocked by the moon on its axis

d)

because of the tilt of Earth on its axis as it revolves around the sun

28.
Which day of the year has the least amount of daylight?
a)
Winter Solstice
b)
Summer Solstice
c)
Autumnal Equinox
d)
Vernal Equinox
29.
When the moon is between the earth and sun and casts a shadow on earth, a ___ occurs.
a)
solar eclipse
b)
lunar eclipse
30.
The planet which is the smallest and closest to the sun is __
a)
Venus
b)
Earth
c)
Mercury
d)
Pluto
31.
This planet is the largest in our solar system.
a)
the sun
b)
Saturn
c)
Jupiter
d)
Neptune
32.
The name of our galaxy is
a)
Snickers
b)
Andromeda
c)
The Milky Way
d)
Pleides
33.
A word that means growing is ___ 
a)
waning
b)
waxing
34.
"A dirty snowball," or "a mass of ice and rock" describes a 
a)
comet 
b)
asteroid
c)
meterorite
d)
Moon
35.

Lightyear is used by scientist to measure what?

a)

Distance

b)

Time

c)

Energy

d)

Mass

36.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
37.
At which of the following times of day would your shadow be the shortest?
a)
7:00 AM
b)
3:00 PM
c)
12:00 PM (noon)
38.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
39.

How long does it take the Earth to make one REVOLUTION around the Sun?

a)

12 hours

b)

24 hours

c)

365.25 days

d)

29.5 days

40.
What is a common characteristic of the inner planets?
a)
Large
b)
Gaseous
c)
Rings
d)
Rocky Surface
41.
Which planet has a thick atmosphere and is the hottest planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
42.
Which planet has iron in its soil and is the red planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
43.
What is in between the inner planets and the outer planets?
a)
Asteroid belt
b)
Kuiper belt
c)
Sun
d)
Moon
44.
What force keeps the planets orbiting the sun?
a)
Gravity
b)
Magnetism
c)
Electricity
d)
Friction
45.

What is the coldest planet and the only one that is on its side?

a)

Uranus

b)

Saturn

c)

Mercury

d)

Neptune

46.
What is the heliocentric theory?
a)
There is no sun
b)
The sun is smaller than the Earth
c)
The sun is the center of the universe
d)
The Earth in the center of the universe
47.

How long is a lunar cycle?

a)

27.5 days

b)

29.5 days

c)

31 days

d)

24 hours

48.

The first two people to walk on the moon were

a)

Mrs. Malinchak and Mrs. Newlin

b)

Mr. Lord and Mrs. Jacobson

c)

Neil Armstrong and Buzz Aldrin

d)

Dr. Kent and Ms. Ottaviano

49.

The first woman in space

a)

Caroline Herschel

b)

Sally Ride

c)

Julie Jacobson

d)

Peppa Pig

50.

The process which causes stars to emit light and heat; when hydrogen atoms fuse together to form helium

a)

nuclear fusion

b)

transpiration

c)

gravitational attraction

d)

magnetosphere

51.

Founder of the company SpaceX

a)

Galileo Galilei

b)

John Glenn

c)

Elon Musk

d)

Nicolas Copernicus

52.

A person trained to travel to space

a)

astronomer

b)

geographer

c)

cosmologist

d)

astronaut

53.

A group of stars held together by gravity

a)

comet

b)

galaxy

c)

supernova

d)

solar system

54.

An American astronomer who proved that there are galaxies beyond ours

a)

Edwin Hubble

b)

Sir Isaac Newton

c)

Caroline Herschel

d)

Stephen Hawking

55.

An instrument that allows people to see distant objects

a)

microscope

b)

rover

c)

robot

d)

telescope

56.

A group of stars that form a pattern or picture in the sky

a)

galaxy

b)

nebula

c)

constellation

d)

planet

57.

A large spacecraft that orbits Earth where research about space is conducted by many countries

a)

rocket

b)

space shuttle

c)

International Space Station

d)

NASA

58.
True or False
The Sun is the biggest star in the sky.
a)
True
b)
False
59.
Why do other stars appear so much smaller than the sun?
a)
They are much smaller
b)
They are so far away
c)
They are not as bright
d)
They are dwarf stars
60.
What is the name of the gas/dust clouds that form stars?
a)
Nebulas
b)
Protostars 
c)
Supernova
d)
Neutron Star
61.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
62.
What are stars?
a)
Rocky bodies
b)
Hot exploding balls of gas
c)
5 pointed shapes
d)
Hollywood actors
63.

Who created one of the first modern telescopes, and successfully proved the Earth revolves around the Sun?

a)

Ernest Rutherford

b)

Galileo Galilei

c)

James Clerk Maxwell

d)

Gregor Mendel

64.
Which of the following is true?
a)
Earth is the center of the solar system
b)
The sun orbits the earth
c)
Gravity exists only on Earth
d)
The sun is the center of the solar system
65.
Why can astronauts jump and float a little on the Moon?
a)
Because the Moon's gravity is NOT that STRONG.
b)
Because the Moon's gravity is VERY STRONG. 

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