An earthquake causes a 3 kg book to fall from a shelf. If the book lands with
a speed of 4.0 m/s, from what height did it fall?
A. 2.8 m
B. 1.4 m
C. 0.6 m
D. 0.8 m

Aform of energy that is reflected or emitted from objects in the form of electrical and magnetic waves that can travel through space. there are many forms of  electromagnetic  energy including gamma rays, x rays, ultraviolet radiation, visible light, infrared radiation, microwaves and radio waves.

Ireally don’t know

The answer is periosteum