What type of stress occurs when plates move apart?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

What substance acts to prevent sudden ph changes in bodily fluids?