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Review #1- Semester 2 Final: Net Force, Speed

Total questions: 45

Worksheet time: 34mins

Name
Class
Date
1.

If John pushes North with 100N and Jake pushes South with 150N, what is the net force?

a)

250N

b)

50N north

c)

50N south

d)

0, its in equalibrium

2.
What is the net force?
a)
65 N left
b)
65 N right
c)
35 N left
d)
35 N right
3.
What is the net force?
a)
11 N left
b)
11 N right
c)
3 N left
d)
3 N right
4.
A toy car was used in an investigation about forces. During which of the following scenarios was the car experiencing balanced forces?
a)
The toy car speeds up as it rolls down a ramp.
b)
The toy car travels forward at a constant speed.
c)
The toy car slows down as it rolls up a hill.
d)
The toy car changes direction at a constant speed.
5.
The diagram below shows a skateboarder pushing himself forward with a force of 25 N while the wind pushes back with a force of 5 N. How will the skateboarder be affected if the force of the wind increases to 8 N?
a)
The speed of the skateboarder will increase.
b)
The speed of the skateboarder will remain constant.
c)
The speed of the skateboarder will decrease.
d)
The skateboarder will come to a stop.
6.
This list below includes six different scenarios. Which objects in the list experience an unbalanced force?
a)
The ball, the cat, and the flag
b)
The marble, the book and the toy car
c)
The cat, the book, and the flag
d)
The marble, the ball, the cat, and the toy car
7.
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
8.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
9.

True or False: The larger arrows have more net force.

a)

True

b)

False

10.
What is the unit of measurement for force?
a)
AMP
b)
Seconds
c)
Newtons
d)
Miles
11.
Which one is balanced?
a)
top
b)
bottom
c)
both
12.
Is it BALANCED? 
a)
Yes
b)
No
13.

The force of the ground pushing up on you is called:

a)

normal force

b)

ground force

c)

perpendicular force

d)

static force

14.

Gravity is an example of a ________________

a)

contact force

b)

static force

c)

field force

d)

frictional force

15.

A bike is moving at a constant velocity in a straight line.

a)

The bike has unbalanced forces

b)

The bike has a net force greater than zero

c)

The bike is in equilibrium - forces are equal

16.

If the forces are unbalanced, the object will _____________

a)

not move

b)

move at a constant speed

c)

accelerate

d)

stop

17.

When a falling object reaches its maximum speed, it is at its ________________________

a)

terminal velocity

b)

highest speed

c)

escape velocity

18.

A picture is hanging on the wall. Select all that are true

a)

it is at equilibrium/balanced

b)

it has unbalanced forces

c)

it is accelerating down

d)

its net force is zero

19.
What is the formula for calculating speed?
a)
S= D x T
b)
S= T/D
c)
S= D/T
d)
S= D+T
20.
30 km/hr is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Distance
21.
65mi/hr South is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Direction
22.
Calculate the speed of a train that traveled 400 miles in 5 hours.
a)
20 mph
b)
20 m/s
c)
80 mph
d)
80 m/s
23.
A plane flying 300 mph West toward California is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Direction
24.
mi (miles) is a unit for...
a)
Speed
b)
Distance
c)
Time
d)
Direction
25.
min (minutes) is a unit for...
a)
Speed
b)
Distance
c)
Time
d)
Direction
26.
hr (hour) is a unit for ...
a)
Speed
b)
Distance
c)
Time
d)
Direction
27.
km/hr is a unit for...
a)
Speed
b)
Distance
c)
Time
d)
Direction
28.
mi/hr is a unit for...
a)
Speed
b)
Distance
c)
Time
d)
Direction
29.

15m/s2 is an example of...

a)

Speed

b)

Distance

c)

Time

d)

Acceleration

30.
A car speeding up to get on the highway is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Direction
31.
Calculate the speed of a sprinter who ran 200 meters in 20 seconds.
a)
10m/s
b)
10km/s
c)
10m/hr
d)
10km/hr
32.
m (meters) is an example of ...
a)
Speed
b)
Distance
c)
Time
d)
Directioin
33.
Velocity is...
a)
distance over time
b)
distance over time with direction
c)
change in direction
d)
change in speed and direction
34.
What is the net force?
a)
5 N
b)
45 N to the left
c)
5 N to the right
d)
45 N to the right
35.
What is a force?
a)
the PUSH or PULL on an object 
b)
The MOTION an object creates
c)
The objects HITTING one another
d)
Going REALLY FAST
36.
Is it BALANCED? 
a)
Yes
b)
No
37.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
38.

If Harry drives 4 miles in 2 minutes, what was his speed?

a)

0.5 m/min

b)

2 m/min

c)

2 min/m

d)

0.5 min/m

39.

If Sally is speeding through the parking lot at 18m/hr, and she travels 9 m, how long did it take her?

a)

2 m/hr

b)

0.5 hr

c)

2 m

d)

0.5 m

40.

If Emma is running for 8 minutes at 2 miles/min, how far did she run?

a)

4 miles

b)

16 min

c)

16 miles

d)

0.5 min

41.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

2N, Right

b)

0N, Left

c)

3N, Right

d)

4N, Left

42.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

12N, Right

b)

12N, Left

c)

4N, Left

d)

4N, Right

43.
What is a force?
a)
a push or pull
b)
speed or acceleration 
c)
potential or kinetic energy
d)
balanced or unbalanced force
44.
When objects remain in the same place, it is called...
a)
gravity
b)
friction
c)
balanced force
d)
unbalanced force
45.
When you look at the speedometer of your car, it tells you your....
a)
Average speed
b)
Instantaneous speed

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