Answer:
positive acceleration: releasing an object from a height - acceleration due to the force of gravity, the speed of the object will increase as it falls
negative acceleration: applying breaks on the tires to slow down the car - deceleration due to frictional forces
He was most known for the Hubble Space Telescope being named after him
Rocks get older as you move away from the water surface
Answer:
I think the answer is b am sorry if it is wrong
Explanation: