The air in a room has relatively high entropy. this means that a) the air is highly ordered b) the room must be a closed system c) there is little energy to do work in the air d) the air must have a very low temperature

Why should seat belts not be mandatory quick plz

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?