Question

1. Red light ,green light, blue light and together to produce _____________.
2. yellow, magenta and cyon are sometimes referred to as _________ colours of light.
3. it ___ i 40° ,so___ r will be __________.
4. Red green = ________.
5. Scattering of light 7 colours is called ___________.
6. Combination of two colours to form light of a new colour is called __________.
7. Light travels in air at a speed of ___________.
8. When a parallel been of light is reflected as a parallel been, the reflection is said to be:- ________.
9. A mercury thermometer ️ used the __________ property of mercury to measure temperature. ______.
10. All mater is made up of tiny particles called ____________.
11. A form of energy due to motion, known as ___________.
12. The total energy of all particles in a subtance is know as ___________.
13. Heat is measured in _____________.
14. The SI unit of temperature ️ is _________.
15. The SI unit of heat is ________.
Plz solve it . who will solve first I will follow and 5+ thanks him or her ....​

Answer 1

Answer:

1. white

2. subtractive

3.

Answer 2

Answer:

sorry I didn't know the answer forgive me