The floor of the room is cooler than the ceiling. explain this based on air currents in the room.

What is a possible result of higher air temperature caused by global warming

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.

Select all the correct answers. which three statements about electromagnetic radiation are true?