If a book falls to the ground, it could potentially get damaged depending on the height it falls from and the surface it lands on. It's best to handle books carefully to avoid any unnecessary wear and tear.
false
It releases the same amount of energy that it absorbed when it was excited to a higher energy state.
True. Work is defined as the product of force and displacement in the direction of the force. Since there is no force acting on the book as it falls, no work is done on the book.
An excited electron releases a photon as it returns to ground state.
false
When hail falls to the ground, it is because of the force of FRICTION!! :)
when water falls on a cemented ground the cemented ground can't absorve water much and the water flows away.
shadow
It falls, accelerating constantly until it hits the ground.
It falls to the ground.
precipitation
The temperature.