Question

1."sources of energy"is a physics chapter or chemical.
2." force and pressure" is a chemistry chapter or physics chapter
3."friction is a chemistry chapter or physics chapter
4." combustion" is a chemistry chapter or physics chapter
5."conservation of plants and animals " is a chemistry chapter or physics chapter
6."electric current and its chemical effects " is a chemistry chapter or physics chapter
7. "Stars and solar system " is chemistry chapter or physics chapter
8."pollution of air" is a chemical chapter or physics chapter


ITS urgent. Please help me ​

Answer 1

1. PHYSICS

2. PHYSICS

3. PHYSICS

4. CHEMISTRY

5. PHYSICS

6. PHYSICS

7. PHYSICS

8. PHYSICS