Year 8: Recap of Forces

Which of these is the best way to measure a force?

• Using a newtonmeter

• Using a thermometer

• Using a ruler

• Using an ammeter

Forces can be:

Select the correct boxes:

• Push

• Pull

• Twist

• Push and Pull only

A force can change the . . .

• speed, shape or colour of an object.

• speed or direction of an object.

• speed, direction or shape of an object.

• speed or shape of an object.

What is the unit of force called?

• Newton, N

• Neutron, N

• Metre, m

• Centimetre, cm

The _______ of an object depends on the strength of the gravity acting on it.

• weight

• mass

The name of the force that makes the apple fall to the ground is ___________.

• gravity

• thrust

• magnetism

• air resistance

• weight

The force created by the car's engine and shown by the arrow is _________.

• gravity

• weight

• thrust

• upthrust

• air resistance

Friction is a force that acts in an ___________ direction of movement.

• opposite

• similar

• parallel

• west

What can we say about the forces on an object that is not moving?

• The forces must be balanced

• There must only be one force acting on it

• It must be very heavy

What is the name for a single force on an object with the same effect as all the forces combined?

• resultant

• big

• total

• sum