Ernest Rutherford
don't know the age sorry
Answer:
Explanation: forces can cause an object to rotate and the turning effect of the force is called a moment. If a resultant force acts on an object about a fixed turning point it will cause the object to rotate e.g. turning a with a spanner, applying a screwdriver, opening a door fixed on
False. Energy in any form is a scalar quantity.
<span>sound waves is an example of mechanical waves</span>
