The refractive index of water is 1.33 and that of diamond is 2.42. Draw a labelled diagram to show how a light ray bends when it travels from water
into diamond.

Which example has gravitational potential energy? a.a horse slowing down from a run b.an apple about to fall from a tree branch c.a bicycle being pedaled down a horizontal path d.beaker sitting on the floor

Explain the consequences of this addiction to the brain tissue

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic