Science - Forces - End of Unit Quiz

What is the name of the force that pulls things to the centre of the Earth?

• Air Resistance

• Gravity

• Streamlined

• Newtons

Who discovered gravity?

• Neil Armstrong

• Zeus

• Edward Jenner

• Sir Isaac Newton

What piece of equipment do we use to measure a force?

• Smart Meter

• Newton Meter

• Thermometer

• A pulley

Other than gravity, what other force is occurring in this image?

• Streamlined

• Push & Pull

• Water Resistance

• Air Resistance

Other than gravity, what other force is occurring?

• Water Resistance

• Air resistance

• Gravity

• Surface area

Name the mechanism pictured that makes lifting a heavy object easier.

• Gears

• Pulley

• Lever

• Gravity

How does a pulley make lifting heavy objects easier?

• The fulcrum helps balance the load

• The pulley is made of metal so is stronger

• The rope around the pulley lightens the load when pulled

• The rope lifts it higher in the air

What is friction?

• An increase in speed.

• The pulling apart of two surfaces.

• A force pushing things up.

• A force between two surfaces, when sliding across one another.