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

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?

What one of the following is oviparous?

What will happen if one animal in the food chain goes extinct?

What will happen if respiration take place in one single step?

What would happen if no food were grown during one whole year?

Answer the following questions: What will happen if the force is removed completely when an object acquires a certain speed?

What is the shape of the wave front in each of the following cases : the portion of the wavelength of light from a distant star intercepted by the Earth