Secondary waves cannot travel through
a. rock.
b. liquids.
c. earth’s mantle.
d. earth’s crust.

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper

How far away is the nearest black hole from earth?

Which kind of electrical charge is found on a hydrogen atom of a polar water molecule