Machine that increases speed, a machine that increases direction of force, and a machine that increases force. A bicycle increases speed, an ax changes direction of force, and a car jack increases force. contrast the scientific definition of work with it's everyday meaning.
Answer: A and B
Explanation: it says benefits and the other two are not benefits.
Answer:
A and B are correct both are correct
Answer:the molecules begin to collide with each other.
Explanation:
When the temperature of the ground increases the movement of the molecules in the ground also increases due to their collision with each other.