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WorksheetsChapter 6 Review
Total questions: 17
Worksheet time: 34mins
When a student runs and kicks a ball, they have applied an ___________ force to move the ball.
Balanced
Magnetic
Spring
Unbalanced
When the teacher rearranges the desks in the classroom, she must apply ____________ to push and pull the desks around.
acceleration
force
weight
magnets
Which law of motion says that you must push or pull objects harder if they have more mass?
1st
2nd
3rd
4th
What law is best described by inertia?
1st
2nd
3rd
law of conservation of mass
A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.
The Law of Inertia (1st law)
The Law of Acceleration (2nd law)
The Law of Conservation of Momentum
Action Reaction Law (3rd law)
What Unit do we Measure Force in?
Newtons
Joules
Force
Kilograms
What is Newton's First Law
F=ma
Every action has an equal and opposite reaction
An object at rest stays at rest, an object in motion stays in motion.
Friction
A 20 kg bike accelerates at 10 m/s2. what was the force
F = m x a
25 Newtons
20 Newtons
200 Newtons
10 Newtons
Newton's third law states that any action will have a(n) _______ and ______ reaction
Equal and similar
Equal and opposite
Equal and different
Greater and opposite
This is Newton's 2nd law
True
False
An object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an outside force. Which law does this describe
2nd law
1st law
3rd law
A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is its force?
50 Newtons
5 Newtons
20 Newtons
9.5 Newtons
What unit is used to measure mass?
kg
m/s2
N
lbs
The rate of acceleration due to gravity is equal to what?
9.8 m/s2
15 N
4.4 N
6.8 m/s2
