______ found out that forces can make objects speed up, slow down or change direction

______ was a scientist who investigated forces in space

______ is an equipment we use to measure the strength of a force

The standard unit of force is the ________

You can make a simple forcemeter uses lines as a unit of force. It uses a _________

On Earth, a 100 gram (100 g) mass has a weight of _____ newton.

True of False: Forces can be measured with a forcemeter

True of false: Standard units are better than non-standard units because standard measurements make it easier to compare your measurements with other people's measurements

True or False: Gravity on earth is a force that pulls towards the centre of the earth