Me with force and motion homework. 15 points to person who gives answers.

The softest and hardest minerals are: softest hardest

Name the non metal condut electricity

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.