Question

Give the correct answer to this questions and which you know answer that only I will mark you as brainliest answer ​

Answer 1

Explanation:

D. 2.we sprinkle talcum powder on the board when we play carrom because Talcum powder makes the surface smooth (it reduces the friction between board and coins and striker).

3. it is slippery and difficult to walk on the floor with new tiles because new tiles have a smooth surface hence friction is less on it..(when friction is less then we can fall down easily).

4. birds and aeroplanes have streamlined body because their streamlined body reduces the friction and hence birds and aeroplanes can move more easily.

5.Bearings are what allow rollerskates to turn spin and rotate and they easily opposesthe motion motion and increases the speed of yeh skater.

THANKYOU

NOW MARK ME AS BRAINLIEST

Answer 2

Do your science worksheet by yourself.