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Astro GCSE 2

Total questions: 17

Worksheet time: 8mins

Name
Class
Date
1.
______ is a force that causes dust particles to stick together in a nebula.
a)
nuclear fusion
b)
gravity
c)
hydrogen
d)
iron
2.
All stars begin as a __________?
a)
giant
b)
black hole
c)
white dwarf
d)
nebula
3.
Nebula's are mixtures of gases and what?
a)
clouds
b)
stars
c)
tiny particles
d)
dust
4.

Planet #2 is ...

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

5.

4th Planet from the Sun

a)

Mercury

b)

Mars

c)

Earth

d)

Venus

6.

__________ is the amount of matter in an object. It does not change regardless of location

a)

Weight

b)

Mass

7.

______________ is how heavy an object is. It is determined by the pull of gravity

a)

Weight

b)

Mass

8.
What is the definition of "weight"?
a)
measure of the force of gravity on your body
b)
the time it takes to get on a ride 
c)
the amount of matter in an object
d)
the size of an object
9.

A physical science text book has a mass of 2.2 kg. What is the weight on the Earth? g = 10 m/s2

a)

22.00 N

b)

21.56 kg

c)

21.56 m/s

d)

21.56 m/s2

10.

If your mass is 35 kg on Earth, what would you weigh on Mars (g = 3.7 m/s2)? W=mg

a)

120 N

b)

130 N

c)

120 kg

d)

130 kg

11.

What will happen to your weight when you go to the moon?

a)

It will increase

b)

It will decrease

c)

It will stay the same

12.
This picture shows the path Earth takes as it moves around the sun. What is the path called?
a)
a constellation
b)
a moon
c)
an orbit
d)
a planet
13.
Compared to Earth, does Saturn take a longer or shorter amount of time to orbit the sun?
a)
longer
b)
shorter
14.
It takes the Earth 365 1/4 days to make one what?
a)
rotation
b)
revolution 
c)
resolution 
d)
circle
15.

Which is needed to determine the amount of gravitational force between two objects?

a)

distance and mass

b)

weight and time

c)

area and weight

16.
What is gravitational force?
a)
It makes objects at rest start moving.
b)
It makes objects that are moving stop.
c)
The force of attraction between two objects.
d)
It pulls you into space.
17.
Complete the following statement: The farther away two planets are the _______ the gravitational force between them.
a)
more
b)
same
c)
dosen't matter
d)
less