an electric motor in a washing machine has power out put of 1.0KW. find the work done in half an hour

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

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?

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?