Question

Give one example of any device each for these energy transformations
1. Electrical energy to sound energy Sheakers
2. Chemical energy to heat energy toler
3. Heat energy to electrical energy Thien moerce
Write True (T) or False (F) for the following:
1. If a ball is thrown up, it falls down due to friction.
2. Our life would be much better if there were no friction.
3. No work is done if the force applied on an object does not make it move a distance.
4. Wind is the main source of energy on the Earth.
5. Heat is a form of energy.
​

Answer 1

Answer:

yes

Explanation:

yes