A boy runs to the bathroom from class that is 30 m away. He starts from rest and flies into the bathroom with a speed of 9 m/s. A) What was his acceleration? B) How long did it take him to make it to the bathroom?

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.