1. what causes an object to be at rest? describe why it might not truly be at rest.

Avalue that describes how heavy an object is and is related to the force of gravity is

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car