Show, by giving a simple example, how EM waves carry energy and momentum.

Do electromagnetic waves carry energy and momentum?

Give an example of mechanical energy

How do you convince yourself that electromagnetic waves carry energy and momentum ?

Give an example to show that heat is a form of energy.

Give an example of a wave in one dimension.

Assertion : Electromagnetic waves carry energy and momentum Reason : Electromagnetic waves can be polarised.

Give an example where energy is converted into matter.

By giving examples, explain how Sun is the ultimate source of energy on planet Earth.

(a) Give a simple example to prove that sound is kind of energy. (b) Name a device which converts sound dnergy into (a) electric energy (b) magnetic energy.

(a) Give a simple example in nature to prove that light is a form of energy. (b) Give examples to prove (i) light energy changes into chemical energy. (ii) light energy changes into electric energy.