What is the potential energy of a 2150-N boulder on a cliff that is 18 meters above the ground?

light spring of force constant k = 158 N/m rests vertically on the bottom of a large beaker of water (Figure a). A 4.

The state of matter is an example of a physical property. Why is the state of matter considered aphysical property, even though a substance may change between a solid, liquid, and gas?

A self-driving car traveling along a straight section of road starts from rest, accelerating at 2.00 m/s2 until it reaches a speed of 32.0 m/s. Then the vehicle travels for 53.

two forces are acting on a wheelbarrow. One force is pushing to the right and an equal force is pushing to the left. What can you say about the wheelbarrow's movement? A) it is slowing down. eliminate b) it is not accelerating.

Andre really likes his new car, and he knows it has a certain amount of mechanical energy. Which types of energy are included in the mechanical energy of the car? Choose the two that apply. A. electrical energy from the battery B.

Briefly describe why these searches suggest that star-like (our planet-like) objects and black holes cannot account for all the dark matter in the halo of our galaxy.

What two units of measurement are necessary for describing speed?

If 3,600 J of work is done in 3.0 s, what is the power? 0.00083 W 1,200 W 3,600 W 11,000 w

Julia rides her horse 12 miles in 45 minutes. What is her average speed in mi/min? Show Your Work.

What happens to the inertia of an object of its mass is decreased?