21. Which has the least gravitational potential energy-a 5 kg ball that is 3 meters high or a 3 kg ball that is 3 meters high?

Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.

Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?