Free Printable Year 8 Physics revision

Worksheets

Year 8 Physics revision

Total questions: 30

Worksheet time: 20mins

Name

Class

Date

In a neutral atom, the number of electrons is equal to the number of _______.

Neutrons

Orbits

Protons

subatomic particles

An object becomes charged when the atoms in the object gain or lose

electrons

protons

neutrons

all of the above

A region around a charged particle that can exert a force on another charged particle is called an

electric pulse.

electric charge.

electric force.

electric field.

Will the balloons ATTRACT or REPEL each other?

The buildup of charges on an object is called:

positive charge

static charge

negative charge

static discharge

What charge does a proton have?

negative (-)

positive (+)

neutral or no charge (0)

What charge does an electron have?

negative (-)

positive (+)

neutral or no charge (0)

Is Wood a conductor or Insulator?

Conductor

Insulator

this is the symbol for a _____?

switch

light

battery

wires

10.

What is the unit of Current?

Amps

Watts

Volts

Joules

11.

What kind of circuit is this?

series

parallel

12.

This picture is an example of what kind of circuit?

Series

Complete

Broken

Parallel

13.

The amount of energy given to the electrons in a flowing circuit

Current

Potential Difference

Voltage

Charge

14.

If the total voltage of the battery was 10V what would the voltmeter read in this diagram

10V

20V

15.

If the cell had a total voltage of 10V what would V1 read?

10V

20V

16.

Match the following

Mechanical

Movement

Electrical

Electricity

Light

Travels in waves. Can be seen

Thermal

heat

Sound

Sound vibrations. Can be heard.

17.

How do you calculate resistance?

Current x Voltage

Voltage x Power

Voltage ÷ Current

Current ÷ Voltage

18.

What happens to resistance when the length of the wire increases?

Stays the same

Increases

Decreases

19.

A hot drink has...

Kinetic Energy

Heat Energy

Thermal Energy

Nuclear Energy

20.

A cyclist at the top of a hill has...

Kinetic Energy

Chemical Potential Energy

Elastic Potential Energy

Gravitational Potential Energy

21.

Energy stored in objects being stretched or squashed...

Elastic Potential Energy

Kinetic Energy

Chemical Energy

Thermal Energy

22.

What form of energy is also described as "energy of motion"?

Potential

Mechanical

Kinetic

Electrical

23.

What is the unit of energy?

Watt (W)

Newton (N)

Joule (J)

Kilogram (kg

24.

Is radiation an energy store or a pathway?

Energy store

Energy pathway

25.

The energy in which store decreases as a fire burns?

Gravitational Potential

Thermal

Chemical

Kinetic

Elastic Potential

26.

Newtons are the correct unit for which of the following?

Force

Work

Power

Acceleration

27.

It took 500 Newtons of force to push a car four meters. How much work was done?

2000 J

125 J

0.008 J

500 J

28.

What is needed calculate power?

work

time

mass

distance

29.

What is the unit of measurement for Power?

Joules

Newtons

Watts

Meters

30.

What is power?

transfer a force through a distance

the rate of speed

the rate of work being done

transfer of space over time

Reset

Year 8 Physics revision

Total questions: 30

Worksheet time: 20mins

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