Average velocity can be calculated by dividing displacement over what?
a) change in time
b) change in distance
c) change in density
d) change in mass

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

Why do some scientists and archeologists think that volta was not the first person to build a battery