Mrs. Frizzle is standing on a scale that is on the magical school bus. The bus is moving straight upward with a small constant speed. If Mrs. Frizzle
weighs 850 Newtons when at rest in her classroom, how much does she
weigh when on the bus?

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.

For which pair of objects would adding the same a