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In a high jump athletic event, why are athletes made to fall either on a cushioned bed or on a sand bed?
Why do fielders pull their hand gradually with the moving ball while holding a catch?
How does a karate player breaks a slab of ice with a single blow?
What change will force bring in a body?
Explain why it is dangerous to jump out of a moving bus.
State all 3 Newton's law of motion. Explain inertia and momentum.
State the difference in balanced and unbalanced force.
Define force. Give its unit and define it. What are different types of forces?
What is law of conservation of momentum?
When a motorcar makes a sharp turn at a high speed, we tend to get thrown to one side. Explain why?
State Newton's second law of motion.
What is balanced force?
What is momentum?
State Newton's first law of motion.