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Physical Science Spring Semester

Total questions: 58

Worksheet time: 1hrs 4mins

Name
Class
Date
1.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
2.
A sled sliding on a flat, icy surface with a constant velocity is best described by
a)
Newton’s first law of motion for objects at rest.
b)
Newton’s first law of motion for objects in motion.
c)
Newton’s second law of motion.
d)
Newton’s third law of motion.
3.
A person steps out of the boat and onto the dock.  As the person moves forward onto the dock, the boat moves backward.  Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
4.
What is the definition of "weight"?
a)
the force in which gravity pulls on an object
b)
the time it takes to get on a ride 
c)
the amount of matter in an object
d)
the size of an object
5.
 267.5 N unbalanced force applied to push a stuffed chair across the room, causing an acceleration of 4.2 m/s2. What is the mass of the chair?
a)
26.75 kg
b)
63.69 kg 
c)
263.3 kg 
d)
1123.5 kg
6.
Which of these best describes why your weight (on Earth) would change on another planet?
a)
weight doesn’t change, no matter where you are
b)
different planets have different gravitational pulls
c)
In general, the smaller the planet, the greater weight
d)
dehydration effects on different planets change weight
7.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
8.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
9.

A book is at rest on a table. Check all the forces that act on it.

a)

gravity

b)

normal force

c)

applied force

d)

friction

10.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
11.
Which of the following is a unit of speed ?
a)
sec
b)
mi
c)
m/s
d)
min
12.

Velocity is speed with __________________________.

a)

a unicycle helmet

b)

direction

c)

fight

13.

What is motion?

a)

the stopping of an object to a frame of reference

b)

a change in position relative to a frame of reference

c)

the middle ground between light and shadow, between science and superstition, and it lies between the pit of man's fears and the summit of his knowledge

d)

a change in the time in which it takes to get an office referral

14.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed 
c)
not moving 
d)
accelerating/slowing down. 
15.
Which graph represents zero acceleration (constant velocity)?
a)
A
b)
B
c)
C
d)
D
16.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
17.
What Unit do we Measure Force in? 
a)
Newtons
b)
Joules
c)
Force
d)
Don't know
18.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
19.

The light bulbs are examples of what in the circuit?

a)

voltage

b)

resistor

c)

switch

d)

path

20.

If two balloons have the same charge the balloons will...

a)

repel

b)

attract

c)

stay neutral

21.

An electromagnet can be found in all of the following except...

a)

car

b)

computer

c)

home outlets

d)

speaker

22.

An object with equal amounts of positive and negative charge is electrically....

a)

neutral

b)

charged

c)

positive

d)

negative

23.

All of these are examples of insulators except....

a)

plastic fork

b)

glass marble

c)

rubber band

d)

aluminum can

24.

The region around any charged object where an electric force is applied matches which term?

a)

electric discharge

b)

electric current

c)

electric field

d)

electric force

25.

This is an example of what type of circuit?

a)

simple

b)

series

c)

parallel

26.

A closed path in which electric charges flow matches which term?

a)

electric circuit

b)

electric resistance

c)

electric field

d)

electric force

27.

A material that does not allow electrons to move freely matches which term?

a)

electric circuit

b)

electric current

c)

insulator

d)

conductor

28.
Name the following symbol used in the drawing of a circuit. 
a)
battery
b)
switch
c)
motor
d)
light bulb
29.
This is an example of...
a)
crazy hair
b)
static electricity
c)
lightning
d)
insulator
30.

Walking across a carpet is a perfect example of charge being transferred by...

a)

contact

b)

induction

c)

static electricity

d)

friction

31.

If you break a bar magnet in half, each half...

a)

contains one magnetic pole.

b)

becomes a bar magnet with two poles.

c)

becomes unmagnetized.

d)

is only temporarily magnetized.

32.

What creates a magnetic field?

a)

charged particles that do not move

b)

moving electric charges

c)

gravity

d)

an isolated magnetic pole

33.

A temporary magnet that only works when electricity is passed through wires surrounding an iron core is called:

a)

electromagnet

b)

galvanometer

c)

induction

d)

super conductor magnet

34.

The electric force between two or more charged objects depends on which of the following quantities?

a)

charge and distance between the charged objects

b)

mass and distance between the charged objects

c)

charge and mass of charged objects

d)

quantity of charges and their masses

35.

In which of the following circuits will all of the remaining light bulbs go out if bulb 3 burns out?

a)
b)
c)
d)
36.

Diagrams of electric fields and magnetic fields often look similar. What is an important difference between electric field lines and magnetic field lines?

a)

Electric field lines always point away from the object generating the field, while magnetic lines always point toward it.

b)

Electric field lines are close together where the electric field is strong, but magnetic lines are close where the magnetic field is weak.

c)

Electric field lines start and end on charges, while magnetic field lines form closed-loop paths to and from the poles.

d)

Magnetic field lines cannot cross, while electric field lines can

37.

What happens if there is a break at any point in a series circuit?

a)

no current flows

b)

current flows through an alternative path

c)

resistance goes to infinity

d)

current reverses direction

38.

Which switch, when opened, will make the light go out?

a)

Q

b)

R

c)

S

d)

T

39.

Why did this simple electric motor work?

a)

The current from the battery induces a magnetic field in the copper loop, turning it into an electromagnet that repels from/attracts to the permanent magnet

b)

The electromagnet on top of the battery pulls on the magnetic copper wire

c)

The magnet induces a current in the copper loop which makes it rotate.

d)

The magnetic field from the battery induces an electric current in the copper loop, turning it into an electromagnet that repels from/attracts to the permanent magnet

40.
What is the device seen here?
a)
generator
b)
electric motor
c)
electromagnet
d)
magnet
41.

The total energy of all the particles in a substance is called

a)

temperature

b)

thermal energy

c)

degrees

d)

mass

42.

Heat transfer occurs

a)

in many directions

b)

both from warm objects to colder ones and from cold objects to warmer ones

c)

only from warm objects to colder ones

d)

only from cold objects to warmer ones

43.

A measure of the average kinetic energy of the individual particles in an object is called

a)

thermal energy

b)

conduction

c)

convection

d)

temperature

44.
What happens to particles as they heat up?
a)
They slow down
b)
Nothing
c)
They don't move
d)
They speed up
45.
Hot objects begin to cool as-
a)
cooler air is transferred to the hot object.
b)
thermal energy in the object is transferred to the surrounding air.
c)
atoms in the object react with the oxygen in the air.
d)
thermal energy in the object cancels out energy in the air
46.

Which particles are moving fastest?

a)

Particles in ice.

b)

Particles in boiling water.

c)

Particles in water from the sink.

d)

Particles in steam.

47.

A hot air balloon rising is an example of ...

a)

conduction

b)

convection

c)

radiation

d)

connection

48.

A snowman melting in the sun

a)

convection

b)

conduction

c)

radiation

d)

connection

49.

Heating a kettle on a hot stove (burner)

a)

convection

b)

conduction

c)

radiation

d)

connection

50.

At what point does the biker have the greatest Kinetic Energy?

a)

Point A

b)

Point B

c)

Point C

d)

Point D

51.

At what point does the biker have the greatest Potential Energy?

a)

Point A

b)

Point B

c)

Point C

d)

Point D

52.

Which Apple has the greatest Gravitational Potential Energy?

a)

The object with a mass of 3kg because its mass is less.

b)

The object with a mass of 50kg because its mass is greater.

c)

Both objects because they are at the same height.

d)

Neither of the objects because they are at the same height.

53.

What type of energy is transformed in the Energy Conversion shown in the image below?

a)

Nuclear Energy

b)

Chemical Energy

c)

Thermal Energy

d)

Electrical Energy

54.

What is the Energy Conversion that is shown in the image?

a)

Radiant to Thermal

b)

Thermal to Chemical

c)

Chemical to Radiant

d)

Radiant to Chemical

55.

What is the Energy Conversion that is shown in the image?

a)

Chemical to Mechanical

b)

Thermal to Chemical

c)

Chemical to Thermal

d)

Mechanical to Chemical

56.
Electromagnetic energy (such as visible light waves, X-rays, gamma rays and radio waves) is called _______ energy.
a)
Thermal
b)
Radiant
c)
Sound
d)
Electrical
57.
What type of energy includes both kinetic and potential energy?
a)
mechanical energy
b)
chemical energy
c)
heat energy
d)
sound energy
58.

What type(s) of energy does a fridge contain?

a)

Sound Energy

b)

Thermal Energy

c)

Mechanical Energy

d)

All of the above

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