A source from which organisms generally take elements is called a/an

A. biotic community.

B. reservoir.

C. exchange pool.

D. food web.

A 70kh man jumping from a window lands in an elevated firerescue net 11.0 m below the window. He momentarily stops when hehas stretched the net by 1.50 m.

Sound waves with frequencies higher than 20,000 Hz are referred to as subsonic waves. User: The pitch of a sound is most closely related to the a. frequency of vibrations. b. distance from the sound source. c. medium through which the sound travels.

An object is accelerated by a net force in which direction

How could the toaster serve as an example of Conduction energy transfer?

Which statement best describes heat and thermal energy? They are different words for the same thing. They represent different concepts. Heat is what happens when thermal energy stops moving between substances.

A 62 pound box is on an incline. Determine the minimum force P that would result in the box starting to slide up the incline. (include units with answer)

During a collision with another car, the occupants of a minivan initially travelling at 4.0 m/s come to a complete stop in 0.5 s. What was the acceleration of the occupants of the minivan? a) 8.0 m/s2 b) - 8.0 m/s2 c) 2.0 m/s2 d) - 2.0 m/s2

A system dissipates 12 J of heat into the surroundings; meanwhile, 28 J of work is done on the system.

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.