Question

1. The sun is a ________ source of light.
2. Light is a form of _______.
3. A piece of glass is _______.
4. A shadow only shows the _______ of an object.
5. A region of total darkness behind an opaque object is called _______.

Answer 1

Answer:

1.Natural

2.electromagnetic radiation

3.transparent material

4.shape of an object.

5.shadow.

Answer 2

Answer:

The sun is a natural source of light.

Light is a form of energy.

A piece of glass is transparent substance.

A shadow only shows the opaque of an object.

A region of total darkness behind an opaque object is called shadow.