va ros sa imi facesti un rezumat la cartea Pazea se-ntoarce Mos Craciun de pascal bruckner, pana luni repede dau si inima si coroana.

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.

Why do astronauts in the space shuttle weigh less?

How to calculate voltage drop in a series circuit