Which o the following phrases bet describes a physical model?

a. an exact copy of an object, system, or process
b. a chemical formula
c. a graph or equation
d. a representation of an object, system, or process

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical