A manufacturer's advertisement claims that their 12,300 N sports car can accelerate at 7.15 m/s2. What is the normal force exerted by the road on the car?

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 of the following is an example of motion in two dimensions?

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?