My question is about pressure. atmospheric pressure on the surface of venus is 90 times larger than on earth. on mars it is 100 times smaller than on earth. what else does this tell you about the atmospheres of these planets?

A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m

Blank liquids and gases exert a buoyant force on objects placed in them

In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?