The rise of a line on a distance-versus-time graph is 400 km and the run is 50 hours. What is the speed of the object represented by this graph? help 5 mins remaining

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

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion

What was the purpose of the apollo program? to put a man in orbit to launch a spy satellite to launch a space station to put man on the moon