Calculate the heart rate reserve for a 40-year-old with a resting heart rate of 75. a. 80.5 b. 105 c. 115.5 d. 130.2

A material that allows an electric current to flow through it is an electrical conductor. A material through which an electric current cannot flow easily is called an insulator.

Suppose the moon rotated on its axis just as quickly as Earth. Would you still always see the same side of the moon from Earth?

Dot Diagrams are used to represent what

2 kilogram bowling ball sits on top of a building that is 40 m the object has k e or g p e or both be sure to include the correct units

The center of a 910 kg satellite is 9.9x10^6 m from the earths center. What is the gravitational force between the satellite and earth? What addition information is required to solve this problem

Ursa Minor contains the pole star, Polaris, and the asterism known as the Little Dipper. From most locations in the Northern Hemisphere, all of the stars in Ursa Minor are circumpolar.

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.

What type of wave is sound? longitudinal light surface transversal