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WorksheetsForces and Motion and KE and PE
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
______ reacts in the opposite direction of a force.
a)
Gravity
b)
Speed
c)
Force
d)
Friction
2.
Inclined planes affect the amount of force needed to move an object how?
a)
By increasing needed force with less distance
b)
By decreasing the amount of needed force by increasing the distance
3.
How do brakes work?
a)
Friction
b)
Speed
c)
Inclined plane
d)
Gas
4.
___=distance x time
a)
Speed
b)
Friction
c)
Distance
d)
Time
5.
_____= Speed/Time
a)
Friction
b)
Speed
c)
Distance
d)
Time
6.
Willie and Todd were moving a box. Willie was pushing with 75 Newtons to the right
and Willie was pulling 25 Newtons to the right. What is the net force?
and Willie was pulling 25 Newtons to the right. What is the net force?
a)
50
b)
100
c)
30
d)
125
7.
Joe moved a box with a force of 60 N East, though friction was 20 N West. Julie was moving a box at 45 N East while friction was acting by 15 N West. What is the difference between their net forces?
a)
20
b)
30
c)
10
d)
15
8.
Joe was moving a box and the friction force was 20. Will was moving one with 20 friction force. The surfaces are most likely the same.
a)
True
b)
False
9.
Spring scales measure what?
a)
Mass
b)
Volume
c)
Density
d)
Force
10.
What does the spring scale read? (From the top)
a)
30
b)
49
c)
50
d)
34
11.
What do spring scales do?
a)
Measure Grams
b)
Measure Pounds
c)
Measure Newtons
d)
Measure Volume
12.
When trying to find the net force, what do you subtract to find it?
a)
Subtract the larger force minus the smaller force
b)
Subtract the smaller force minus the larger force
13.
___= Speed/Distance
a)
Volume
b)
Density
c)
Time
d)
Velocity
14.
_____= Total D/Total T
a)
Speed
b)
Velocity
c)
Average Speed
d)
Average Distance
15.
A car traveled 150 miles in 3 hours, what is the speed in mph?
a)
150 mph
b)
3 mph
c)
50
d)
50 mph
16.
Find the average speed if the total distance was 60 and the total time was 5
a)
7 mph
b)
10 mph
c)
11 mph
d)
12 mph
17.
Does gravity effect the forces acting on a car? Does air?
a)
No; No
b)
Yes; No
c)
Yes;Yes
d)
No;Yes
18.
What is Kinetic energy?
a)
Stored Energy
b)
Motion Energy
c)
Created Energy
d)
Destroyed Energy
19.
What is potential energy?
a)
Stored energy
b)
Electrical energy
20.
Where would the most Kinetic energy be on a pendulum?
a)
B
b)
A
c)
C
d)
D
21.
Where is the most potential Energy in a frog's leap?
a)
The beginning
b)
The End
c)
The top
d)
The second stage
22.
Does gravity affect Kinetic and potential energy?
a)
True
b)
False
23.
The higher an object is, the more ______
a)
KE
b)
PE
c)
Gravity
d)
Density
24.
Inclined planes use gravity to lower the amount of ______
a)
Effort
b)
Distance
c)
Time
d)
Speed
25.
What is gravity?
a)
A force that attracts objects to its center
b)
A stopping force
c)
A magnet
d)
A electric current
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