Answer: Gravitational force
Explanation:
A non contact force can be described as a force applied to an object by another body that is not in direct contact with it.
For example, an object thrown upwards will return back due to the force of gravity acting on it. So, it means Gravitational force is acting on the body without necessarily being in contact with that body.
Explanation:
its the minimum amount of energy required to remove the most loosely bound electron
When the temperature lowers the plants can freeze and die. One way to prevent that is to cover the plants so they dont freeze
20N•m or 20J. Work is equal to force•distance, and 5N•4m is 20N•m, or J