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WorksheetsF2 : Dynamics Vol 2
Total questions: 25
Worksheet time: 18mins
Name
Class
Date
1.
Units for Weight
a)
kg
b)
N
c)
m/s^2
d)
m/s
2.
Units for Mass
a)
kg
b)
N
c)
m/s^2
d)
m/s
3.
Units for Force
a)
kg
b)
N
c)
m/s^2
d)
m/s
4.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
5.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
6.
Why does a book on a table not move?
a)
No forces are acting on the book
b)
Gravity is the only force acting on the book
c)
Forces of the table pushing up and gravity pulling down are balanced
7.
What makes a rolling ball stop moving?
a)
gravity
b)
friction
c)
a balanced force
8.
Examples of forces that make something move are...
a)
pushes
b)
pulls
c)
both pushes and pulls
9.
More force is needed to move __________ objects than to move light objects.
a)
big
b)
heavy
c)
square
d)
round
10.
Forces can make objects start moving, _________, ________, or stop moving.
a)
speed up, friction
b)
push, slow down
c)
speed up, slow down
d)
push, pull
11.
Forces can change the ________ of a moving object.
a)
direction
b)
push
c)
pull
d)
friction
12.
When forces are _________ the object DOES NOT move.
a)
unbalanced
b)
balanced
c)
heavy
d)
light
13.
The pulling force that we cannot see that exists between any two objects is __________. It keeps us on the ground.
a)
gravity
b)
magnetism
c)
friction
d)
rough
14.
The measure of the pull of gravity on an object is its ___________.
a)
force
b)
volume
c)
height
d)
weight
15.
The force that occurs when one object rubs against another object is called ________.
a)
gravity
b)
friction
c)
magnetism
d)
rough
16.
There is more friction between _________ surfaces.
a)
smooth
b)
slippery
c)
hard
d)
rough
17.
What type of force?
a)
Magnetic
b)
Gravitational
c)
Applied
d)
Normal
18.
What force brings the pencil down?
a)
Applied
b)
Magnetic
c)
Normal
d)
Gravitational
19.
What type of force lights the match?
a)
Gravitational
b)
Friction
c)
Normal
d)
Magnetic
20.
What type of force?
a)
Gravitational
b)
Normal
c)
Magnetic
d)
Electrical
21.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
22.
The unit used to measure work is the
a)
Watt
b)
Newton
c)
Joule
d)
meter
23.
A force exerted over a distance to move an object is ______________________.
a)
power
b)
work
c)
momentum
d)
Watt
24.
Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
25.
How much work is produced when 350 N is used to move a car 5 m?
a)
70 J
b)
1750 J
c)
355 J
d)
175 J
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