Forces

A force is either a push or a pull. True or false?

• true

• false

Look at the image.

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

• gravity

• weight

• thrust

• upthrust

The speed of an object is a measurement of how _____ the object is moving.

• long

• fast

• far

Look at the image.

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

• magnetism

• air resistance

• gravity

• weight

The two cats on the see-saw have the same weight. The forces acting against the pivot of the see-saw are _________.

• unbalanced

• balanced

Which famous scientist discovered gravity?

• Newton

• Galileo

• Hawking

• Einstein

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.

Which piece of equipment do you use to measure the size of a force?

• A

• B

• C

• D

Magnetism is an example of a ______________ force.

• contact

• non-contact

The car in the image is moving along a flat road. Which of these forces resists the movement of the car?

• thrust

• air resistance

• upthrust