On an artificial reef in the Mediterranean Sea, the rocky bottom, the Dover sole, and the
shrimp make up which of the following? Select all that apply.
1) a population
2)part of a community 3)part of an ecosystem 4)all of above

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.