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10 questions
Scientist famous for discovering gravity.
Thomas Edison
Albert Einstein
Isaac Newton
Alexander Graham Bell
An object at rest will stay at rest unless a force acts upon it.
friction
inertia
gravity
mass
An object in motion will stay in motion unless a force acts upon it.
inertia
friction
mass
gravity
For every action there is an equal and opposite...
reaction
decision
sound
response
How fast an object increases in speed has to do with
its length
its width
its mass
its name
How fast an object increases in speed has to do with
the time you take.
the force you use.
how old you are.
how tall you are.
Gravity was discovered
30 years ago.
100 years ago.
1,000 years ago.
300 years ago.
The force that causes objects to fall to the earth.
mass
lubricant
friction
gravity
If forces working on an object are equal, or balanced, an object won't move.
True
False
If forces working on an object are different, or unbalanced, the object will move.
True
False.
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