A big-league fastball travels at about 45 m/s At what temperature (∘C) do helium atoms have this same average speed?

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate

What does the law of increasing costs say? a. as you make more and more of one good or service, you will also make more and more of another. b.as you make less and less of one good or service, you will also make less and less another. c.as you make more and more of one good or service, you will make less and less of another. d.there is no change in production levels when you shift from one good or service to another