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Astronomy Review

Total questions: 48

Worksheet time: 49mins

Name
Class
Date
1.
The moon is a natural  ______ of Earth.
a)
comet
b)
axis
c)
satellite
d)
space probe
2.
Earth and the other planets closest to the Sun are made mostly of _______
a)
gas
b)
metal
c)
water
d)
rock
3.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
4.
Which planet is closest to the sun?
a)
Uranus
b)
Mercury
c)
Neptune
d)
Earth
5.
A ball of ice and dust with a tail of gas and dust pointing away from the sun.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
6.
A small object that appears as a streak of light as it enters earth's atmosphere.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
7.
A natural satellite of a planet.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
8.
The __________ has planets, moons, comets, and asteroids.
a)
solar system
b)
earth
c)
rotation
d)
United States
9.
One of the main differences between the outer and inner planets is __________.
a)
The inner planets all have water
b)
the inner planets are much bigger than the outer planets
c)
the outer planets are gas planets
d)
the outer planets have rings, and the inner planets don't
10.
Where is the asteroid belt found?
a)
between earth and mars
b)
Between Uranus and Neptune
c)
Between Mercury and Venus
d)
Between Mars and Jupiter
11.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
12.
Which outer planets have rings?
a)
Just Saturn
b)
Saturn and Jupiter
c)
Jupiter, Neptune, and Saturn
d)
all 4 of them
13.
A spiral galaxy of stars that contains our Sun
a)
Planisphere
b)
Intensity
c)
Star
d)
Milky Way
14.
Which planet has the smallest pull of gravity?
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Mercury
15.
Besides changing the distance between objects how else can we change the force of gravity?
a)
Change their atmosphere
b)
Change their rotation
c)
Change their mass
d)
Change their volume
16.
The GAS GIANTS or Outer planets are:
a)
Mercury, Earth, Jupiter, Saturn
b)
Saturn, Neptune, Pluto, Mars
c)
Saturn, Jupiter, Uranus, Neptune
d)
Earth, Mars, Saturn, Neptune
17.
The inner planets are:
a)
Jupiter, Earth, Mars, Mercury
b)
Saturn, Uranus, Mars, Earth
c)
Earth, Pluto, Neptune, Mars
d)
Mercury, Venus, Earth, Mars
18.
People used to think that Earth was the center if the solar system, They thought everything orbited around it. They called this the _________ model.
a)
Geocentric
b)
Earth First
c)
Egocentric
d)
Solarology
19.
The four terrestrial planets all have
a)
Rocky surfaces
b)
Hot temperatures
c)
Deep atmospheres
d)
Large size
20.
Which planet is the hottest planet?
a)
Mercury
b)
Mars
c)
Venus
d)
Saturn
21.
Why does the moon appear to shine?
a)
It is like a star and gives off light
b)
it refracts light from space
c)
It reflects light from the sun
d)
It absorbs light from the sun
22.
How does changing the mass of objects affect the force of gravity?
a)
Increasing mass will decrease gravity
b)
Decreasing mass will increase gravity
c)
Mass will not affect gravity
d)
Increasing mass increases gravity
23.
What holds the moon, the planets, and all other objects in orbit around the sun?
a)
ocean tides
b)
magnetism
c)
gravity
d)
the sun's heat and light
24.
Which of the following is an accurate model of how the Sun, Earth, and Moon move?
a)
Sun and moon orbit Earth
b)
Earth and moon orbit Sun
c)
Earth orbit's the Sun and the moon orbits Earth
d)
Earth and sun orbit moon
25.
A small rock from space that has hit the Earth's surface
a)
Meteoroid
b)
Asteroid
c)
Comet
d)
Meteroite
26.
A small rock from space that has entered Earth's atmosphere ("a shooting star")
a)
Asteroid
b)
Comet
c)
Meteor
d)
Meteorite
27.
One complete revolution / orbit of the earth =
a)
Year
b)
Day
c)
Month
d)
Week
28.
One complete rotation of the earth =
a)
Year
b)
Day
c)
Month
d)
Week
29.
An object that orbits or revolves around another object in space is called a/an
a)
Space Probe
b)
Spectroscope
c)
Satellite
d)
Lander
30.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
31.

An object that orbits the sun and is spherical, but has not cleared the area of its orbit.

a)

planet

b)

dwarf planet

c)

star

d)

asteroid

32.

The sun produces energy by

a)

nuclear fission

b)

nuclear fusion

c)

burning fuel such as oil

d)

convection

33.

What do the four outer planets have in common?

a)

They are much larger than Earth and are made mainly of hydrogen and helium.

b)

They are about the same size as Earth and are made mainly of hydrogen and helium.

c)

They are much larger than Earth and are made mainly of iron.

d)

They are about the same size as Earth and are made mainly of iron.

34.

Pluto is an example of a(n) ___________________.

a)

outer planet

b)

inner planet

c)

dwarf planet

d)

plantetisimal

35.

This planet has a thick atmosphere, an unusual pattern of rotation, and the hottest surface of any planet.

a)

mars

b)

mercury

c)

venus

d)

earth

36.

This planet is the largest and most massive planet.

a)

Jupiter

b)

Saturn

c)

Neptune

d)

Uranus

37.

This planet has the most spectacular rings of any planet.

a)

Neptune

b)

Uranus

c)

Saturn

d)

Jupiter

38.
Why is space travel difficult for people?
a)
We cannot take the air or food we need into space
b)
the distance are very great; it is dangerous and expensive.
c)
It is impossible to escape the sun's or Earth's gravity.
d)
We do not have a destination to visit that we know will support life.
39.
Which object has the most gravity?
a)
Earth
b)
moon
c)
Jupiter
d)
sun
40.

Which of these is the best reason for exercising on spaces flights?

a)

to increase strength for moving around the cabin

b)

to keep from becoming overweight on a space mission

c)

to minimize the loss of muscle mass due to microgravity

d)

to ensure that bodily fluids do not tend to collect in the feet

41.

To which planet do NASA scientists hope to send humans next?

a)

Mars

b)

Vensus

c)

Jupiter

d)

Mercury

42.
What is the ISS?
a)
International Student Services
b)
Inside Sun Secrets
c)
International Space Station
d)
Iraq Space Services
43.
Which were the first to walk on the moon?
a)
Buzz Lightyear and Woody
b)
Alan Shepard and Sally Ride
c)
Buzz Aldrin and Neil Armstrong
d)
John Glenn and Yuri Gargarin
44.
Gravity on the moon is _____ than that on the Earth.
a)
the same
b)
greater
c)
less
d)
non existent
45.
What country was the first to put a man into space?
a)
USA
b)
Canada
c)
Russia
d)
England
46.
What was the name of the first satellite to orbit Earth?
a)
Sputnik
b)
Skylab
c)
Challenger
d)
Curiosity
47.
Which of these is a place where humans live and study space?
a)
Moon probe
b)
Mars Rover
c)
Space Shuttle
d)
International Space Station
48.
The father of modern science who made improvements to the telescope and discovered the four largest moons of Jupiter
a)
Albert Einstein
b)
Isaac Newton
c)
Galileo Galilei

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