Which descriptions of evolution are accurate? select three options a. it occurs within an individuals life time.
b. it occurs over many generations.
c. it applies to n entire population
d. it happends at a genetic level

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?