Question

Question 1-choose the correct answers.
5
1. Sound has maximum speed in-
a. Solid
b.liquid
gases d.all of these
2. Si unit of power is:
a. Joule
b. Watt
c. Metre d. Volt
3. Total earth surface covered by water is:
a. 75%
b. 60%
c.50%
d.70%
4. Poultry farming is undertaken to raise the following:
a. Egg production
b. Feather production
c. chicken meat
d. milk production
5.The force exerted between heavenly bodies is:
a. magnetic force
b. electric force
c. gravitational force
c. frictional force question​

Answer 1

Explanation:

sound have maximum speed in solid SI unit of power is what total covered area of earth by water air more than 75% poultry farming is undertaken to raise the the egg production and chicken meat and feather the force extracted between family body gravitational force

Answer 2

Answer:

4/ I think the answer is (c) chicken.

3/I think the answer is (d)70%.

2/ I think the answer is (b)watt.