Question

When you step ashore from a stationary boat it tends to leave the shore? Explain

Answer 1

This is because of newton's third law of motion which states that every action has an equal and opposite reaction.
When you step ashore you apply a force on the boat(action) in return the boat applies the force in opposite direction(reaction) due to this it tends to leave the shore.

Answer 2

Explanation:

this is because of Newton's third law of motion which shows that opposite force acts on a body together and the force is equal and it is also that if we shore from the boat it the force is equal so we shore