Which of the following explains the increase in reaction rate caused by raising the temperature or raising the pressure of a system?
a) surface area theory
b) activation energy theory
c) potential energy theory
d) collision theory

What does the process of natural selection involve

What can be found in the ionosphere

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.