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Worksheets4th Grade Astronomy Review
Total questions: 31
Worksheet time: 18mins
Name
Class
Date
1.
a celestial body orbiting around a planet or star.
a)
satellite
b)
sun
c)
moon
d)
crater
2.
the star at the center of the Solar System that supplies heat and light to earth; its enormous gravity keep the Solar System in orbit.
a)
satellite
b)
sun
c)
craters
d)
moon
3.
a natural force that causes two objects to pull toward each other on their mass and the distance between them.
a)
gravity
b)
orbit
c)
atmosphere
d)
axis
4.
bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite.
a)
gravity
b)
orbit
c)
craters
d)
axis
5.
the path one object takes as it revolves (moves) around another object.
a)
gravity
b)
orbit
c)
rotate
d)
axis
6.
a natural satellite that orbits a planet.
a)
sun
b)
atmosphere
c)
moon
d)
craters
7.
the whole mass of air surrounding the Earth.
a)
gravity
b)
atmosphere
c)
axis
d)
physical features
8.
to spin on an axis
a)
orbit
b)
rotate
c)
axis
d)
atmosphere
9.
a line, real or imaginary, around which something spins
a)
orbit
b)
rotate
c)
gravity
d)
axis
10.
landforms, bodies of water, climate and other features that describe the outward appearance of something.
a)
craters
b)
axis
c)
satellite
d)
physical features
11.
what causes day and night?
a)
rotation
b)
revolution
c)
solstice
d)
equinox
12.
why does earth have seasons?
a)
because the sun goes to some places a some dates because he feels like it
b)
because its axis is tilted as it revolves around the sun
c)
because
13.
The phases of the moon you see depends on
a)
Where you are on Earth's surface
b)
How much of the sunlit side of the moon faces Earth
c)
How much of the moon's surface is lit by the sun
d)
whether or not an eclipse is occurring
14.
The ______is between the orbits of Mars & Jupiter.
a)
solar system
b)
asteroid belt
c)
terrestrial planets
d)
photosphere
15.
A sun centered system of planets was developed by __________
a)
Galileo
b)
Ptolemy
c)
Copernicus
d)
Issac Newton
16.
A force of attraction between any two objects is called _____________.
a)
static electricity
b)
rotation
c)
gravity
d)
orbit
17.
How long does it take Earth to complete one revolution around the Sun?
a)
24 hours
b)
one week
c)
one month
d)
one year
18.
Earth completes one full ___________ on its axis every 24 hours.
a)
rotation
b)
revolution
c)
resolution
d)
reservation
19.
What is a planet?
a)
a swirling ball of gases
b)
a star
c)
a huge ball made out of rock
d)
a large object that orbits a star
20.
When the Moon appears completely dark with no lit part visible from Earth, it is called _____________.
a)
full moon
b)
waning gibbous moon
c)
old moon
d)
new moon
21.
Which is NOT an inner planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Jupiter
22.
Which planet is between Venus and Mars?
a)
Earth
b)
Neptune
c)
Mercury
d)
Jupiter
23.
Mercury, Venus, Earth and Jupiter are the inner planets
a)
True
b)
False
24.
One kind of _______ is the crescent Moon.
a)
axis
b)
asteroid
c)
phase
d)
space probe
25.
Earth and the other planets closest to the Sun are made mostly of _______
a)
gas
b)
metal
c)
water
d)
rock
26.
a pattern of stars that form an imaginary picture or design in the sky
a)
Orbit
b)
Rotate
c)
constellation
d)
Milky Way
27.
The theory that astronomers have developed to describe the formation of the Universe is called the
a)
the Big Bang Theory
b)
the Big Crunch Theory
c)
Collision Ring Theory
d)
Galactic Expansion Theory
28.
Uranus is different from other planets because it
a)
Is the farthest from the sun
b)
is mostly nitrogen and helium
c)
rotates on its side
d)
has the most moons
29.
One of the conditions for life on Earth is
a)
alternating night and day
b)
extreme temperatures
c)
polar ice caps
d)
liquid water
30.
All planets in the solar system are similar and size and have a rocky terrain
a)
True
b)
False
31.
This planet is known as the Red Planet due to the breakdown of iron rich rocks. Like Earth it has four seasons and rotates on it's axis a little more than 24 hours day
a)
Mars
b)
Mercury
c)
Venus
d)
Neptune
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