Which types of heat transfer that allows heat to flow from hot objects to colder object? a. convection, but not conduction or radiation b. convection, conduction, and radiation c. convection and radiation, but not conduction d. convection and conduction, but not radiation.

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

What is the largest meteoroid that has collided with this planet