Compared to the particles in a hardened lava sample, the particles in a liquid lava sample
A. Have less kinetic energy
B. Are closed together
C. Are moving faster

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green