Year 7 Physics Practice Quiz

What can a force cause an object to do?

• Start moving.

• Stop moving.

• Change its direction.

• All of the above

Which of the following is a unit of force?

• Newton

• Joule

• Pascal

• Watt

When astronauts travel to space, their:

• Weight will remain the same as on Earth and mass will increase.

• Mass will remain the same as on Earth and weight will decrease.

• Mass will decrease as compared to their mass on Earth.

• Weight will increase as compared to their weight on Earth.

Which of the following is a characteristic of electromagnets?

• Electromagnets cannot be turned off.

• Electromagnets require a continuous supply of electricity to function.

• Electromagnets are made using a coil of plastic wire.

• Electromagnets are not used in everyday devices.

You can charge a material by using either friction or contact

• False

• True

Which term is defined as "An area around an electrically charged object where objects experience an electric force"?

• Gravity

• Fluid

• Electric field

• Force

Which term is defined as "A push, pull or twist"?

• Friction

• Gravity

• Force

• Mass

What is the term for the force that pulls objects toward each other due to their masses?

• Electromagnetism

• Gravity

• Buoyancy

• Magnetism

Label which magnets will be attracted to each other, and which would repel each other

a

b

Repel

Attract

What is the force that opposes the relative motion of two surfaces in contact?

• Friction

• Gravity

• Pressure

• Acceleration