As Luke rides his bike down a hill, potential energy is converted to kinetic energy. What is this an example of?

A. Law of universal gravitation

B. Theory of relativity

C. Theory of momentum

D. Law of conservation of energy

Ediment deposited where a river flows into an ocean or lake

A lawn sprinkler sprays water 8 feet at full pressure as it rotates 360 degrees. if the water pressure is reduced by 50%, what is the difference in the area covered?

Anna Litical is doing the It's All Uphill Lab. She applies a 13.8-Newton force parallel to the inclined plane in order to pull a cart up a hill inclined at an angle of 51.6 degrees.

Which of the following is one part of a chemical formula? A number that shows the total atomic mass of the substance The full name of each element shown The symbol of each element in the substance A number that shows the total number of chemical

What is the innermost layer of the sun's atmosphere called?

A rotating water pump works by taking water in at one side of a rotating wheel, and expelling it from the other side. If a pump with a radius of 0.120 m starts from rest and accelerates at 30.

Which describes a property shared by ultraviolet light and X-rays? A They are both transverse waves. B They share the same wavelength. C They contain less energy than visible light. D They both require a medium to travel through.

What is the potential energy called that is associated with objects that can be stretched

Which of the following is not a current use of radioisotopes? medical diagnosis sterilization of equipment detection of leaks in building structures light fixtures

A Blu-ray disc is approximately 11 centimeters in diameter. The drive motor of a Blu-ray player is able to rotate up to 10,000 revolutions per minute. (a) Find the maximum angular speed (in radians per second) of a Blu-ray disc as it rotates