Explain Newton's first law, law of inertia affects the safety of your marble landing in the cup at the end.

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.

Which features on mars point to the possibility of liquid water on the planet? impact craters with sharp rims volcanic cones with craters gullies and stream-like channels mountain ranges with faults

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above