A student rides a bike 2 hours from school to home, making stops along the way. What is the average speed that the student is traveling?

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current

The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.

You have 80 g of 60oc water and 80 g or 10oc water. what is the final temperature when the two are mixed? explain.