What will happen in the following case
A fast cricket ball strikes the stumps.

What will happen in the following case One marble strikes another in a game of marbles.

What will happen in the following case The striker hits a coin on the carrom board.

What happens if the string is released?

Use your brain power: Effect of speed and direction on velocity. Sachin is travelling on a motorbike. Explain what will happen in the following events during sachin's ride see figure. In case of a turning on the road, will the motorcycle, keeping its speed constant, what will be the effect on the velocity?

Which one of the following fast reaction ?

What would happen if the value of g was twice as large?

What would happen if there were no gravity?

What would happen if the value of G was twice as large?

What will happen if arthropods do not moult?