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WorksheetsForces and motion
Total questions: 18
Worksheet time: 11mins
Name
Class
Date
1.
Which is true from Newton's Third law of motion?
a)
For every action force there is a smaller reaction force in the opposite direction.
b)
For every action force there is an equivalent reaction force in the opposite direction.
c)
Both 1 and 2
d)
None of the above
2.
What is Newtons 2nd law?
a)
equal&opposite force
b)
law inertia
c)
f=ma
3.
When forces on an object are balanced, what is the force?
a)
Five
b)
Ten
c)
Six
d)
Zero
4.
How can you increase the acceleration of an object?
a)
decrease its mass
b)
increase its friction
c)
increase its mass
d)
decrease the force applied to it
5.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
6.
Total distance divided by total time is
a)
average speed
b)
constant speed
c)
instantaneous speed
d)
acceleration
7.
______ measures an object's tendency to resist changing its motion.
a)
Acceleration
b)
inertia
c)
Gravity
d)
weight
8.
The formula
? = mass x acceleration
or
? = m x a
is used to find
? = mass x acceleration
or
? = m x a
is used to find
a)
Force
b)
Velocity
c)
Momentum
d)
Gravity
9.
The formula
? = Distance / Time
or
? = D/T
is used to find
? = Distance / Time
or
? = D/T
is used to find
a)
Velocity
b)
Force
c)
Momentum
d)
Speed
10.
It takes more force to accelerate the iron man on the left than the iron man on the right because the iron man on the left has more mass. This best describes
a)
Newton's first law, the law of inertia
b)
Newton's second law, the law of acceleration
c)
Newton's third law, the law of action reaction
d)
The law of universal gravitation
11.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
12.
What is the net force
a)
10 N
b)
0 N
c)
25 N
d)
1 N
13.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
14.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
15.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
16.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
17.
Which runner won the race?
a)
A
b)
B
c)
C
18.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
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