Protons help please I need help really bad

What is the name for a substance formed in a chemical reaction

How does friction with the atmosphere affect the speed of an artificial satellite

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.