What is expected to happen if one travels fast over a speed breaker ? Why ?

Answer in one sentence : What will happen to the sun if there was no gas pressure in the sun ?

A marble of mass 2m travelling at 6 cm//s is directly followed by anoother marble of mass m with double speed. After collision, the heavier one travels with the average initial speed of the two. Calculate the coeficient of restitution.

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

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

An aeroplane is travelling northward with a velocity of 300 km/hr with respect to the Earth. Wind is blowing from east to west at a speed of 100 km/hr. What is the velocity of the aeroplane with respect to the wind?

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. What will be effect on the velocity of the motorcycle if its speed increase or decreases. but its direction remains unchanged?