H Latent heat of fusion refers to which changes of state?

liquid to solid or solid to gas

solid to gas or gas to liquid

solid to liquid or liquid to solid

gas to liquid or liquid to gas

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?

Does anyone have the answers to online physics course plato course physics, semester a v3.0

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?