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Physical Science Final S2

Total questions: 52

Worksheet time: 4hrs 20mins

Name
Class
Date
1.

Mike was riding his bike at an average speed of 4 miles per hour. After 3 hours, how far had Mike traveled?

a)

12 miles

b)

1 mile

c)

4 miles

d)

20 miles

2.

A soccer ball is rolling across the yard and eventually comes to a stop. What force caused the ball to slow down and eventually stop?

a)

friction

b)

gravity

c)

magnetic

d)

inertia

3.

Ann wants to repaint her bedroom so she goes to Ace Hardware and buys multiple gallons of paint cans. Which type of simple machine would make it easy for Ann to open the paint cans?

a)

an inclined plane

b)

wheel and axle

c)

pulley

d)

lever

4.

Axes and knives are made of two simple machines. What type of simple machine are they made of?

a)

wedge and pulley

b)

lever an inclined plane

c)

screw and inclined plane

d)

wedge and lever

5.

No machine will ever be 100% efficient because some energy will always be lost because of ________.

a)

friction

b)

gravity

c)

faulty parts

d)

user error

6.

______ energy is the energy of an object due to its position and ______ energy is energy due to its motion.

a)

kinetic; potential

b)

potential; kinetic

c)

potential; motion

d)

kinetic; stored

7.

At the volleyball tournament, Hannah hit a volleyball high into the air. As the volleyball goes up, what type of energy is increasing?

a)

kinetic energy

b)

thermal energy

c)

potential energy

d)

mechanical energy

8.
Which law explains how rockets are launched into space?
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
d)
Newton's Fourth Law of Motion
9.
Which law says that for every action there is an equal and opposite reaction?
a)
Newton's First Law of Motion
b)
Newton's Second Law of Motion
c)
Newton's Third Law of Motion
d)
Newton's Fourth Law of Motion
10.

Katniss Everdeen applies 20 N of force back on her bow. What happens to the arrow when she lets go?

a)

The arrow goes backwards

b)

The arrow goes forwards with 20 N

c)

The arrow goes forwards with 30 N

d)

The arrow goes forwards with 0 N

11.

Which of Newton's laws does this picture represent?

a)

1st

b)

2nd

c)

3rd

12.
An automobile you are riding in suddenly stops, but you continue to go forward.
a)
Newton's
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
13.
One object has twice as much mass as another object. The first object also has also twice as much...
a)
velocity
b)
gravitational acceleration
c)
inertia
d)
all of these
14.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
15.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
16.

If the same force is applied, which car will accelerate more quickly?

a)

a car with a smaller mass

b)

a car with a bigger mass

17.
The roller coaster has the most kinetic energy at position-
a)
W
b)
X
c)
Y
d)
Z
18.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
19.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
20.
What is a simple machine?
a)
a device that has only one working motor
b)
a device that makes work easier
c)
a device that makes more work for a job
d)
device that is made up of two or more machines
21.
What is the unit to MEASURE force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
22.

Magnets have a north and a south ___________ which create a field of attraction

a)

shape

b)

color

c)

pole

d)

region

23.

Unit of mass (m)

a)

s

b)

N

c)

kg

d)

kg m/s

24.

Unit of velocity (v)

a)

m/s2

b)

m/s

c)

N

d)

kg m/s

25.

Unit of acceleration (a)

a)

m/s

b)

kg

c)

m/s2

d)

N

26.

Unit of work (W)

a)

J

b)

W

c)

kg m/s

d)

m

27.

Unit of power (P)

a)

kg

b)

N

c)

m

d)

W

28.

What is the unit for distance?

a)

kg

b)

s

c)

m

d)

J

29.

What is the unit for mass?

a)

kg

b)

m

c)

m/s

d)

N

30.

Which shows the unit for length?

a)

7 s

b)

7 m/s

c)

7m

d)

8 m/s/s

31.

Which shows the unit for time?

a)

8 m/ss

b)

9 s

c)

10 ft

d)

9 m/s

32.

Which one shows the unit for mass?

a)

8 m/s

b)

9m

c)

10 kg

d)

12 m/s

33.

What is the unit for weight?

a)

kilogram

b)

mass

c)

Newtons

d)

meters

34.

Which correctly shows a unit of Force?

a)

8N

b)

8 kg

c)

8m

d)

8 m/s

35.

unit symbol for resistance

a)

R

b)

ρ

c)

Ω

d)

m

36.

unit symbol for intensity of current

a)

A

b)

eV

c)

q

d)

I

37.

unit symbol for potential difference (Voltage)

a)

P

b)

A

c)

V

d)

J

38.

A method used to charge an object without actually touching the object to any other charged object.

a)

Induction

b)

Conduction

c)

Friction

d)

Grounding

39.

A negatively charged material has ___________ electrons.

a)

gained

b)

lost

40.

Occurs when there is a buildup of electric charge on the surface of a material

a)

Static Electricity

b)

Grounding

c)

Induction

d)

Conduction

41.

A positively charged material has __________ electrons

a)

lost

b)

gained

42.

A transfer of electrons between the two objects that are rubbed together

a)

Friction

b)

Conduction

c)

Induction

d)

Grounding

43.

Like Charges

a)

attract

b)

repel

44.

Unlike charges

a)

attract

b)

repel

45.

What is the charge on the t-shirt?

a)

+7

b)

+3

c)

-4

d)

+11

46.

What is the charge on the balloon?

a)

-7

b)

-3

c)

+3

d)

-10

47.

What would happen if the t-shirt and the balloon were brought close together?

a)

They would attract

b)

They would repel

48.
What type of circuit is show in the image?
a)
Series Circuit
b)
Parallel Circuit
49.
Silver is a _____?
a)
insulator
b)
conductor
50.
Current is referred to as:
a)
flow of electricity
b)
circuits
c)
flow of electrons
d)
batteries
51.
Which light will be brighter and why?
a)
Bulb A because its circuit is closed
b)
Bulb B because its circuit is closed
c)
Bulb B because it has more volts
d)
Bulb A because it has less volts
52.
wood is a _____?
a)
conductor
b)
insulator

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