Question

Please tell me Question 1.​

Answer 1

Answer:

Q.14. write two sources of the following:-

LUMINOUS OBJECT:- 1) Sun.

                                     2) Moon.

Non Luminous object:- 1) pen.

                                       2) Chair.

natural light:- 1) sun.

                       2) stars.

Artificial light:- 1) candlelight.

                         2) lamps.

Q.15. reversible or Irreversible change:-

Margarine- Reversible change.

Egg- Irreversible change.

potatoes- Irreversible change.

Water- Reversible change.

Ice- Reversible change.

chocolate- Reversible change.

Explanation:

Please mark my answer as brainlist.

Answer 2

Answer:

Luminous objects = Sun , moon

Non Luminous objects = copy , bench

Natural light= Sun , star

Artificial light= Tubelight ,

Lamp , candle ️ and LED bulbs