Week 3 & 4 Revision

What is this called?

• Electric Convertor

• Van Der Graff Generator

• Electrostatic Convertor

• Electricity

What does the arrow point downwards represent?

• Acceleration

• Friction

• Gravity

• Deceleration

Friction is measured in...

• L

• N

• Kg

• mg

When graphing results from the friction experiment, which of the following was the independent variable?

• How many trials were completed

• The Calculation of Friction

• N

• Surfaces

What is Newtons First law?

• The acceleration of an object is dependent upon two variables

• An object at rest remains at rest, unless acted on by an unbalanced force.

• An apple falls from a tree

• Whenever one object exerts a force on a second object, the second object exerts an equal and opposite force on the first.

This is an example of a non-contact force

• True

• False

______ is otherwise known as a solid rod or bar.

• Fulcrum

• Bar

• Rod

• Lever

This is known as a _________ lever

• 1st Class

• 2nd Class

• 3rd Class

• 4th Class

This is known as a ______ lever

• 1st Class

• 2nd Class

• 3rd Class

• 4th Class

This is known as a ________ lever

• 1st Class

• 2nd Class

• 3rd Class

• 4th Class