Question

plz guys solve this questions​

Answer 1

Answer:

a. Space

b. Rakesh Shrma

c. Martin cooper

d. landslideing

e. George Eastman

Answer 2

Answer:

1. sound cannot travel in space.
2. The first Indian to go into space was rakesh sharma
3. Mobile phone was invented in Martin copper.
4. sudden movements of rock and soil on the hill is landsliding
5. Kodak camera was invented in George Eastman.
6. The purity of milk is measure by using lactometer.
7. ln an electric bulb, the gas used is argon or nitrogen.
8. serious infection, diases of nose and throat is called Allergic rhinitis.
9. To measure the humidity of air, we used moisture in the air.
10. Minimum volume of water is at 4 c.