Which represents the smallest number? a. 3.8 x 10^7 b. 3.8 c. 3.8 x 10^−18 d. 3.8 x 10^15

What is a good example of instantaneous speed

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z

In which of the following would the particles move most rapidly? a. ice at -20 °c b. water at 20 °c c. steam at 110 °c d. boiling water e. ice at 0 °c