Define gradient. Explain how streams gradient affects a streams ability to erode materialBe sure to include if a steeper gradient will increase or decrease) a streams erosion rate and why?

Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?