Acar travels with a velocity 16m/s and accelerates 5m/s^2. calculate the final velocity when it has travelled 36.9m

The diagram shows a person using a piece of gym equipment to lift weight which best describe the body in terms of simple machine

From the graph the speed of the snail in the first 20 seconds centimeter/second. after that, the snail remains in the same place for seconds

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.