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Quarter 3 Physical Science Final

Total questions: 52

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

A push or a pull is called a

a)

Gravity

b)

Force

2.

What is Newton's 2nd Law?

a)

For every action there is an equal and opposite reaction.

b)

Acceleration depends on two variables, the mass of the object and the amount of force.

3.

What is Newton's 3rd Law?

a)

For every action there is an equal and opposite reaction.

b)

Acceleration depends on two variables, the mass of the object and the amount of force.

4.

What explains why objects resist changes in their state of motion?

a)

gravity

b)

inertia

c)

force

d)

friction

5.

The girl on the sled will remain in motion unless

a)

her motion is changed by magnetic forces.

b)

she is stopped by an outside force.

c)

she accelerates at a constant speed.

d)

the force of friction forcer her to move faster.

6.
What is the speed of an object that travels 60 meters in 4 seconds?
a)
240 m/s
b)
15 m/s
c)
0.067 m/s
d)
15 mph
7.
If a 10 kilogram object had a force of 50 newton's applied to it, what would its acceleration be?
a)
15 m/s^2
b)
5 m/s^2
c)
.5 m/s^2
d)
10 m/s^2
8.

True or False: objects with greater mass require more force to accelerate when compared to objects with less mass.

a)

True

b)

False

9.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
10.

A force is:

a)

a push

b)

a pull

c)

both

d)

neither

11.

Newton's Second Law is also known as the Law of _______

a)

Inertia

b)

Acceleration

c)

Action - Reaction

d)

Gravitation

12.
What is Newtons 1st law of motion?
a)
Force= Mass multiplied by acceleration 
b)
An object at rest stays at rest unless acted on an unbalanced force. (inertia)
c)
For every action there is a equal and opposite  re-action.
d)
law of gravity 
13.
What is Newtons 2nd law of motion?
a)
Pancakes 
b)
Force= Mass multiplied by acceleration
c)
For every action there is a equal and opposite  re-action.
d)
Law of gravity 
14.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia?
a)
 m = 3.0 kg
b)
m = 4.0 kg 
c)
m = 3.0 ml 
d)
m = 30.0 g
15.
What is the tendency of an object to resist a change in motion?
a)
coffee
b)
motion
c)
inertia
d)
gravity
16.

Newton's third law deals with _________ forces.

a)

frictional

b)

centripital

c)

action-reaction

d)

gravitational

17.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
18.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
19.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
20.
What is Resistance?
a)
The flow of electrons
b)
Electric potential difference
c)
A battery
d)
The ability to reduce the flow of electrons
21.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
d)
light
22.
What types of charges attract?
a)
Positive and Positive
b)
Positive and Neutral
c)
Negative and Neutral
d)
Positive and Negative
23.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
24.

All matter is made of what?

a)

energy

b)

atoms

c)

electrons

25.

The positive particles of an atom are ___________.

a)

electrons

b)

protons

c)

neutrons

26.

The center of an atom where its neutrons and protons are is called the _____________.

a)

nucleus

b)

electron cloud

c)

center

27.

An atom with atomic number 6 would have how many protons?

a)

6

b)

12

c)

3

28.

Particles in an atom that are neutral and have no charge are

a)

protons

b)

electrons

c)

neutrons

29.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
30.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
31.
How many protons are in an atom of carbon?
a)
12.01
b)
8
c)
6
d)
14
32.

What is the atomic mass of this atom?

a)

59

b)

31

c)

28

d)

30

33.

What is the number of protons of this atom?

a)

31

b)

59

c)

30

d)

28

34.

What is the number of electrons of this atom?

a)

31

b)

28

c)

30

d)

59

35.

What is the number of neutrons of this atom?

a)

31

b)

28

c)

30

d)

59

36.

What is the chemical symbol for this atom?

a)

Nickel

b)

Ni

c)

Gallium

d)

Ga

37.

What does the 1.00794 stand for?

a)

Hydrogen

b)

atomic number

c)

atomic mass

d)

atomic explosion

38.
Where are electrons of an atom found?
a)
Nucleus
b)
Electron Cloud
c)
Some are in the nucleus and some in the electron cloud.
d)
They are moving everywhere.
39.
The particles that are found in the nucleus of an atom are _____.
a)
Neutrons and electrons
b)
Electrons only
c)
Protons and neutrons
d)
Protons and electrons
40.
Used to open and close an electric circuit
a)
resistor (device)
b)
switch
c)
source
41.
Any material that does not allow electrical energy to pass through (ex. plastic, glass, paper, cardboard)
a)
conductor
b)
device
c)
insulator
42.
Allows electrical current to flow through an electric circuit (ex. copper wire).
a)
insulator
b)
conductor
c)
resistor (device)
43.
An electric circuit with one path for an electric current
a)
series curcuit
b)
parallel circuit
c)
voltage circuit
44.
An electric circuit with multiple paths for an electric current
a)
series circuit
b)
parallel circuit
c)
voltage circuit
45.
Whats units are used to measure electric currents?
a)
volts
b)
Newtons
c)
grams
46.
If I add more light bulbs to a series circuit what happens?
a)
The current speeds up and the lights get brighter
b)
The current slows down and the lights dim lower
c)
The current speeds up and the lights dim lower
d)
The current slows down and the lights get brighter
47.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
48.

If one bulb goes out in a series circuit, the remaining bulbs...

a)

also go out

b)

get brighter

c)

get dimmer

d)

explode, leaving shards of glass everywhere

49.

The flow of charge through a circuit.

a)

Voltage

b)

Resistance

c)

Power

d)

Current

50.

What is the current drawn by a 10 ohm resistor when it is connected to a 12 V car battery?

a)

22 amperes

b)

1.2 amperes

c)

0.83 amperes

d)

120 amperes

51.

What is the current drawn by a 5 ohm resistor when it is connected to a 1.5 V battery?

a)

7.5 amperes

b)

3.33 amperes

c)

0.3 amperes

d)

6.5 amperes

52.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction

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