GL practice

What type of force is magnetism?

Solids, liquids and gases are called the three states of matter. Rain is an example of a __________ .

Current is the rate of flow of charge or __________ around a circuit.

What will the resistance of the wire be when the length is 88 cm?

What unit is electrical resistance measured in?

Which famous scientist discovered gravity?

As the size of a parachute increases, what will happen to the amount of air resistance acting on it?

What is a physical change?

During the industrial revolution, many people and manufacturers used coal fires. Coal fires give off a black substance called soot, which coated the outside of buildings. Soot consists of small particles of __________.

Global warming is the gradual increase in the average ____________ of the Earth.