The equation e = mc squared relates energy and 1. force 2. gravity 3. mass 4. work

Identify the type of synthetic material used in each object

Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.

Acar travels 40m in 8 seconds find the car speed