A 1000 kg car is pushed 45.0 m up a 12.5° incline in 3 seconds. Use this information to answer Questions 2-3.

2. Assuming no friction, calculate the work done to push the car up the incline.

3.Calculate the power required to push the car up the incline.

Afigure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 20.9 12000 200 3.33

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air

What equation is used to calculate the weight of an object on a plant ?