The flattest place on earth is
a the abyssal plain
b the sahara desert
c in oklahoma on the great plains
d the continental shelf

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

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

Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese