EASY
9th CBSE
IMPORTANT
Earn 100

Do the action and the reaction act on the same body or different bodies? How are the action and reaction related to each other in magnitude and direction? Do they act simultaneously or not?

Important Questions on Force and Laws of Motion

MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 8
Why is it difficult to climb up a greased pole?
 
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 9
Why does a truck driver puts solid bricks or a wooden plank under the wheel of his truck, which is stuck in the soft mud?
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 10
Why does an athlete pushes the earth backward with his hands and feet, just before the start of a race?
 
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 11
Why does a gun recoil backward when fired? Explain.
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 12
Why does an inflated balloon rise up vertically for some distance, when punctured from below? Explain.
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 13
Why do the pieces of a cracker fall in all directions, when it is burst? Explain.
 
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 14
Why do the tiny rockets used on festivals rise up, when ignited? Explain.
MEDIUM
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 15
How do the rockets operate in space? Explain.