What is the speed of an object that travels 80 meters in 2 seconds? a
160 m/2
b
0.04 m/s
c
40 m/s

Which of the following represents an upside-down image? o a. +doo b. -doo c. +mo d.-m

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely