3) A particle Q move from left to right at a speed of 0.85c. A second particle R moves from left to right at a speed of 0.8c, and a third particle S moves from right to left at speed -0.8c. Find: a) The speed of particle R relative to particle Q. b) The speed of particle S relative to particle Q.

Hey student studies gravity using objects that have the same mass which two objects have the greatest gravitational force acting between them a. 100kg 1.0m 100kg b. 100kg 2.0m 100kg c. 100kg 2.0m 100kg big d. 100kg big 3.0m 100kg big

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

What is the coefficient of kinetic friction μk between the block and the tabletop?