Aboy on a chairlift moving parallel to the mountain slope at a speed of +15 m/s watches a skier going straight down the mountain with a speed of -35 m/s. what is the velocity of the skier relative to the chairlift? a. -50 m/s b. -35 m/s c. -20 m/s d. +15 m/s e. +50 m/s

Diamond will scratch quartz. true or false

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.