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8.6A Practice 10/22/2021

Total questions: 40

Worksheet time: 36mins

Name
Class
Date
1.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
2.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger 
b)
smaller 
c)
equal 
3.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
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.
Calculate the net force shown in the  diagram?
a)
0N
b)
400 N
c)
600 N
d)
800 N
6.
Calculate the net force shown in the  diagram?
a)
41 N
b)
25 N
c)
16 N
d)
9 N
7.
Calculate the net force shown in the  diagram?
a)
6 N
b)
0 N
c)
3 N
d)
9N
8.
Look at the diagram. What would be the direction of the motion ?
a)
movement to the left
b)
movement to the right
c)
no movement
9.

If there are two forces going in the opposite direction how would you find the net force?

a)

Subtract

b)

Add

c)

Neither

d)

Multiply

10.

What is the net force in this example?

a)

200 N

b)

125 N

c)

50 N

d)

75 N

11.

Which direction will the net force be?

a)

Right

b)

Left

c)

Up

d)

Down

12.

Is this a balanced or unbalanced force?

a)

Balanced

b)

Unbalanced

13.

If both people are exerting a force of 20 N, what is the net force?

a)

20 N

b)

40 N

c)

400 N

d)

0 N

14.

If both people are exerting a force of 30 N, what is the net force?

a)

30 N

b)

60 N

c)

300 N

d)

0 N

15.

Forces that are acting in opposite directions should be subtracted from each other.

a)

True

b)

False

16.

When forces are acting in the same direction they should be added together.

a)

True

b)

False

17.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
18.

What is the NET FORCE and DIRECTION (of net force)?

a)

4 N to LEFT

b)

4 N to RIGHT

c)

0 N to LEFT

d)

4 N

19.

What is the NET FORCE and DIRECTION (of net force)?

a)

4 N to LEFT

b)

4 N to RIGHT

c)

0 N

d)

0 N to RIGHT

20.

What is the NET FORCE and DIRECTION (of net force)?

a)

5 N to LEFT

b)

7 N

c)

2 N to RIGHT

d)

5 N to RIGHT

21.
Which one is balanced?
a)
top
b)
bottom
c)
both
22.
What is the FORCE? 
a)
5 N
b)
10 N
c)
400 N
d)
0 N
23.
What is the unit for FORCE? 
a)
N (Newtons)
b)
lbs (pounds)
c)
g (grams)
d)
m/s (meters per second)
24.
The FORCE that PULLS things down or back to EARTH.
a)
Speed
b)
Gravity
25.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
26.

How will this object move?

a)

It won't move.

b)

It will move to the right.

c)

It will move to the left.

d)

It will move in both directions.

27.

Calculate the Net Force.

a)

60N, Left

b)

40N, Right

c)

0N

d)

60N, Right

28.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
29.

Two ice skaters moving in a straight line at a constant speed.

a)

Balanced Force

b)

Unbalanced Force

30.
Are forces balanced or unbalanced when a marble rolls down a ramp?
a)
Balanced
b)
Unbalanced
31.
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
32.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space 
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter 
d)
A rocket taking off 
33.

UP and DOWN columns on the periodic table are

a)

groups

b)

periods

34.

How many protons does Lithium have?

a)

3

b)

4

c)

7

35.

These elements are in a:

a)

group

b)

period

36.

These elements are in a:

a)

group

b)

period

37.

Which car is accelerating?

a)

A car that is not moving

b)

A car that rounds a curve at a constant speed

c)

A car traveling at a constant speed

d)

A car that has a set speed of 60mph

38.

A truck is making a U-turn. Is the truck accelerating?

a)

Yes because it is changing direction.

b)

No because it is going in one direction.

39.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up  
40.

When are you undergoing an acceleration in a car? (Choose all that are correct)

a)

speed up

b)

slow down

c)

make turns

d)

constant speed