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Activate 2 Physics Review

Total questions: 39

Worksheet time: 37mins

Name
Class
Date
1.
What can an electromagnet do that a permanent magnet cannot do?
a)
It is stronger than any permanent magnet.
b)
It can be turned on and off
c)
They can glow in the dark
2.
An object that does not conduct electricity.
a)
Insulator
b)
Conductor
c)
Electromagnet
3.
A circuit that has two or more paths that electricity can follow.
a)
Series Circuit
b)
Electromagnet
c)
Parallel Circuit
4.
A circuit that has only one path in which electricity can follow is a
a)
insulator
b)
conductor
c)
parallel circuit
d)
series circuit
5.
Which of these materials makes a good insulator of electricity?
a)
plastics
b)
salt water
c)
aluminum foil
d)
silver
6.
If one burned-out bulb causes all of the lights to fail in a circuit, what might you conclude?
a)
It is a parallel circuit.
b)
More batteries are needed.
c)
It is a series circuit.
d)
A heavier wire is needed.
7.
a)

resistor

b)

Ammeter

c)

Voltmeter

d)

Switch

8.
a)

Ampere

b)

Switch

c)

Bulb

d)

Battery

9.

What is the SI unit for measuring the electric current?

a)

Volts (1V = 1J/C)

b)

Coulombs (C)

c)

Ampere (1A = 1C/s)

d)

Volts (V)

10.

What is the SI unit for the electric resistance?

a)

Joule

b)

Ampere

c)

Volts

d)

Ohms

11.

Choose the correct sentence.

a)

This circuit will work because it is an

open circuit

b)

This circuit will work because it is a

closed circuit

c)

This circuit will not work because it is an

open circuit

d)

This circuit will not work because it is a

closed circuit

12.

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

a)
b)
c)
d)
13.

The circuit pictured below is an example of a …?

a)

Series circuit

b)

Parallel circuit

c)

Direct circuit

14.

If two charges are alike, they will...

a)

Attract

b)

Repel

c)

Do nothing

15.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

16.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

stored energy

d)

renewable energy

17.

What is NOT a renewable energy source?

a)

coal

b)

wind

c)

solar

d)

water

18.
The unit for energy is the
a)
Newton
b)
Joule
c)
Kilogram
d)
Watt
19.
As an object's thermal energy increases, its particles move
a)
Faster
b)
Slower
c)
The same rate
20.
The apple stores _______ energy, which you access by eating it.
a)
Chemical
b)
Nuclear
c)
Electrical
d)
Mechanical
21.
What is the transfer of heat by movement of liquids or gases?
a)
Radiation
b)
Convection
c)
Conduction
d)
Heat
22.
What are waves that can transfer heat through the vacuum of empty space?
a)
Electromagnetic waves
b)
Convection
c)
Conduction
d)
Heat
23.
What is the measurement of the average kinetic energy of a substance?
a)
Kinetic energy
b)
Temperature
c)
Thermal energy
d)
Potential energy
24.
What is a substance that does NOT conduct heat well?
a)
Conductor
b)
Insulator
c)
Convector
d)
Radiator
25.

A raw egg begins to fry as it hits a heated frying pan

a)

Convection

b)

Conduction

c)

Radiation

26.

You feel the heat from a campfire

a)

Convection

b)

Conduction

c)

Radiation

27.

Which of the following is the best example of work being done.

a)

doing homework

b)

lifting a box

c)

pushing a stationary box

d)

holding a box

28.

What is an example of a force?

a)

Energy

b)

Power

c)

Pressure

d)

Weight

29.

If you increase your work and decrease your time, you will have

a)

more power

b)

less power

c)

same amount of power

d)

power rating can not be determined

30.
A weightlifter lifts two 300 newton weights 1.5 meters off the ground. How much work has he done?
a)
600 J 
b)
660 J
c)
900 J 
d)
1200 J 
31.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
32.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
33.
If a robot chases you down at a speed of 900 m/s for a distance of 200 m. How long has the robot been chasing you?
a)
0.22 s
b)
4.5 s
c)
180000 s
34.
Joshua can run 6 km in 30 minutes. What is his unit rate in km per minute?
a)
5 km per minute
b)
0.2 km per minute
c)
2 km per minute
d)
3.5 km per minute
35.
What is the unit of measurement for pressure?
a)
pascal
b)
grams
c)
milliters
d)
meters
36.
If the horse reared up on 2 legs what effect would it have on the pressure?
a)
it will exert half the pressure it did before
b)
it will exert the same pressure it did before
c)
it will exert twice the pressure it did before
d)
it will exert four times the pressure it did before
37.
The pressure resulting from a force of 50 N exerted over an area of 5 m2 is
a)
10 N
b)
0.1 N
c)
10 N/m2
d)
0.1 Pa
38.
What is the anticlockwise moment acting on this crane?
a)
80,000Nm
b)
100,000Nm
c)
120,000Nm
d)
140,000Nm
39.
Moment is bigger if the force acts further  from turning point
a)
TRUE
b)
FALSE

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