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WorksheetsEarth and Space
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
This is a rocky mass up to several km wide that rotates around the sun.
a)
comet
b)
dust
c)
asteroid
d)
moon
2.
A spacecraft that gathers data without a crew.
a)
spaceship
b)
space station
c)
space probe
d)
rocket
3.
This is the force of attraction that exists between two objects.
a)
gravity
b)
volume
c)
mass
d)
density
4.
A frozen mass of ice orbiting the sun is called a_________________.
a)
planet
b)
comet
c)
Milky Way
d)
glalxy
5.
This is the imaginary center line which the earth rotates.
a)
sphere
b)
equator
c)
axis
d)
gravity
6.
A____________________ is a complete spin of an object on its axis.
a)
revolution
b)
rotation
c)
remark
d)
revolve
7.
The sun and all the bodies make up the ___________________.
a)
satellite
b)
sunshine
c)
solar system
d)
planets
8.
An object in orbit with another object is called a __________________.
a)
satellite
b)
comet
c)
space probe
d)
sun
9.
____________________ is an indication of the fraction of the moon that is illuminated as seen from Earth.
a)
man in the moon
b)
moon phase
c)
moon time
d)
galaxy
10.
A full orbit of an object around another object is called a__________________
a)
rotation
b)
revolution
c)
rotate
d)
remake
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