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WorksheetsAstronaut Experiment
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
On Earth, objects can seem to fall at different speeds because of ___
a)
atmospheric turbulence
b)
wind speed
c)
air resistance
d)
land breezes
2.
Who was the astronaut that dropped a feather and a hammer on the Moon?
a)
David Scott
b)
Buzz Aldrin
c)
Neil Armstrong
d)
Chris Hadfield
3.
In what year did David Scott perform his experiment on the Moon?
a)
1954
b)
1971
c)
1995
d)
2014
4.
What was the result when a hammer and a feather were dropped on the Moon?
a)
the hammer hit the ground first
b)
the feather hit the ground first
c)
they both hit at the same time
d)
the hammer landed on the astronaut's foot
5.
It's not a difference in gravity that causes objects to hit the ground at different times, it's ___
a)
a difference in air resistance
b)
a difference in masses
c)
a change in densities
d)
similarities in volume
6.
In Earth's atmosphere, after attaching a parachute to the tennis ball, it ___
a)
takes less time to reach the ground
b)
takes longer to reach the ground
c)
takes the same time to reach the ground
d)
hits the ground harder
7.
More friction means ___
a)
more air resistance, and a shorter time to hit the ground
b)
less air resistance, and a shorter time to hit the ground
c)
more air resistance, and a longer time to hit the ground
d)
less air resistance, and a longer time to hit the ground
8.
An area in which there is no air or gas is called ___
a)
a vacancy
b)
a dust bin
c)
a vacuum
d)
a hole
9.
In a vacuum, there is no air. No air means ___
a)
no air resistance
b)
lots of air resistance
c)
no gravity
d)
lots of gravity
10.
In a vacuum, objects dropped at the same height will hit the ground ___
a)
at the same time
b)
at different times
c)
at unpredictable times
d)
in no time flat
11.
When it comes to objects falling on Earth, it's the resistance that ___
a)
drops the hammer
b)
makes the difference
c)
floats the feather
d)
causes the vacuum
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