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Physics Spiral Review

Total questions: 51

Worksheet time: 3hrs 40mins

Name
Class
Date
1.
Scott drives a Jeep 12 km east, then 4 km north, then finally 3 km west. He traveled a total distance of:
a)
5 km
b)
10 km
c)
13 km
d)
19 km
2.
A ping-pong ball rolls forward 6 meters, and bounces backward 3 meters. It traveled a total distance of:
a)
9 meters
b)
6 meters
c)
3 meters
d)
0 meters
3.
Ivan walks 10 meters west to the water fountain, then runs 2 meters east to his class to avoid a lockout. His displacement would be:
a)
8 meters
b)
8 meters, east
c)
8 meters, west
d)
12 meters
4.
Liza is swimming laps from one end of a 50 meter pool to the other. Going from one end to the other is considered one lap. If she swims four complete laps, which statement is TRUE?
a)
Her distance and displacement are both zero.
b)
Her distance is zero, but her displacement is 200 meters.
c)
Her distance is 200 meters, but her displacement is zero.
d)
Her distance and displacement are both 200 meters.
5.
Ronaldo runs across a soccer field, moving 10 meters north, then 8 meters west. His displacement would be:
a)
10.2 m, NW
b)
12.8 m, NW
c)
15.4 m, NW
d)
18.0 m, NW
6.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
7.
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
8.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
9.
Velocity is both ____ and _____. 
a)
speed , direction 
b)
direction, mass
c)
volume, density 
d)
direction, magnitude 
10.
Which of the following represents a velocity?
a)
40 m
b)
40 m north
c)
40 m/s
d)
40 m/s north
11.
What is the speed of the red line?  
a)
4 m/s 
b)
16 m/s 
c)
32 m/s 
d)
2 m/s 
12.

An old lady rolls down a hill at 3 meters/second. The hill is 36 meters long. How many seconds does it take the old lady to reach the bottom of the hill?

a)

39 seconds

b)

12 seconds

c)

15 seconds

d)

33 seconds

13.
What law is best described by inertia?
a)
1st
b)
2nd
c)
3rd
d)
law of conservation of mass
14.

What law is best described

a)

1st

b)

2nd

c)

3rd

d)

law of motion

15.
What Unit do we Measure Force in? 
a)
Newtons
b)
Joules
c)
Force
d)
Kilograms
16.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion. 
d)
Friction 
17.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
18.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
19.

What is the net force for the following scenario. 100 N going left and 25 N going right.

a)

125N

b)

75N

c)

75N left unbalanced

d)

75N left balanced

20.

Calculate the net force for the diagram.

a)

800 N down unbalanced

b)

600N down balanced

c)

400 N down unbalanced

d)

400 N up unbalanced

21.

Camille launches has a catapult that changes the velocity of a ball (m= 2 kg) from 0 to 10 m/s in one sec. What is the average force that is exerted on the ball during launch?

a)

20 N

b)

5 N

c)

8 N

d)

0.2 N

22.

What is the NET FORCE of this diagram?

a)

17 N, right

b)

17 N, left

c)

23 N, right

d)

12 N, up

23.

A car goes from rest to 30 m/s. If it takes the car 40 seconds to reach that speed then what is the car's rate of acceleration?

a)

1.33 m/s2

b)

0.75 m/s2

c)

10 m/s2

d)

0 m/s2

24.

A car is traveling south for 250 meters over the course of 100 seconds. What was the car's average velocity?

a)

0.4 m/s south

b)

0.4 m/s

c)

2.5 m/s

d)

2.5 m/s south

25.

What is the average velocity of the object between 0 and 10 seconds?

a)

6.0 m/s

b)

1.5 m/s

c)

-4 m/s

d)

0 m/s

26.

What is the average velocity of the object between 10 and 15 seconds?

a)

6 m/s

b)

1.5 m/s

c)

-4 m/s

d)

0 m/s

27.

What is the average velocity of the object between 15 and 40 seconds?

a)

6.0 m/s

b)

1.5 m/s

c)

-4 m/s

d)

0 m/s

28.

What is the correct unit for velocity in kinematics?

a)

m/min

b)

mi/hr

c)

d/t

d)

m/s

29.

When an object starts from rest, what is its original velocity?

a)

Depends on the problem

b)

0

c)

Always positive

d)

Always negative

30.
Which of the following is NOT a unit for acceleration?
a)
m/s2
b)
cm/s2
c)
km/hr
d)
km/hr2
31.
The acceleration due to gravity on Earth is...
a)
6.67 m/s2
b)
9.8 m/s2
c)
6.67 m/s
d)
9.8 m/s
32.
An airplane lands on a runway with a velocity of 150 m/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
a)
525 m
b)
3750 m
c)
6235 m
d)
9813 m
33.
How much time would it take for an object to fall 4.7 meters?
a)
0.959 s
b)
4.79 s
c)
0.979 s
34.
Describe the energy transformation in this picture.
a)
Potential to Kinetic
b)
Kinetic to Potential
c)
No transformation - it's all potential.
d)
No transformation - it's all kinetic.
35.
Gravitational Potential energy increases as _________ increases.
a)
Speed
b)
Elasticity
c)
Height
d)
Movement
36.
At which position would the roller coaster be transforming kinetic energy to potential energy?
a)
A to B
b)
B to C
c)
C to D
d)
No such transformation.
37.
Why doesn't the moon crash into the Earth?
a)
The moon has more mass, so the Earth orbits around it.
b)
The moon's gravitational force is weak.
c)
Inertia keeps the moon stationary.
d)
The moon has a lot of mass and is farther away.
38.
Which of these best describes why your weight (on Earth) would change on another planet?
a)
Dehydration effects on different planets change weight.
b)
In general, the smaller the planet, the greater weight
c)
Different planets have different gravitational pulls
d)
Weight does not change, no matter where you are.
39.
As distance between two objects increases, the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
40.
Force of gravity is inversely proportional to
a)
Mass
b)
Weight
c)
Distance
d)
Time
41.
What happens to Gravitational force if I double both of the masses but don't change their distance?
a)
doubles
b)
half as big
c)
4x bigger
d)
4x smaller
42.

What is the proper setup of the gravitational force formula?

a)

Fg= Gm2/r

b)

F=ma

c)

Fg= Gr2/(m1+m2)

d)

Fg= G (m1m2)/r2

43.

A major league pitcher can throw a baseball with a kinetic energy of 150 J. How much work must the pitcher do to the ball to give it that much KE?

a)

150 J

b)

0

c)

Can’t tell without knowing the mass of the ball

44.

What is the unit for power?

a)

what

b)

watt

c)

joule

d)

Jewel-Osco

45.

Which requires more work – a person walking up stairs or a person running up stairs?

a)

walking

b)

running

c)

they require equal work

d)

no work is required for either because the movement is vertical

46.

How much work is done on a 200-kg crate that is hoisted 2 m in a time of 4 s?

a)

400 J

b)

1000 J

c)

1600 J

d)

4000 J

47.

How much power is required to raise a 200-kg crate a vertical distance of 2 m in a time of 4 s?

a)

400 W

b)

1000 W

c)

1600 W

d)

4000 W

48.

The unit of work is

a)

watt

b)

hertz

c)

joule

d)

pascal

49.
What is the SI unit for distance?
a)
meter
b)
kilometer
c)
newton
d)
centimeter
50.
If a person does the same amount of work as someone else in half the time, which of the following is true?
a)
they did twice the work
b)
they did half the work
c)
they have twice the power
d)
they have half the amount of power
51.

Bobby lifts a book to the second floor in 20 seconds. Carol lifts the same book to the second floor in 10 seconds. Who did more work?

a)

Bobby

b)

Carol

c)

They did the same amount of work

d)

Not enough information