Answer:
B
Explanation:
Gravitational Energy is the energy of position or place. A rock resting at the top of a hill contains gravitational Potential energy. Hydropower, such as water in a reservoir behind a dam, is an example of gravitational potential energy.
Answer:
4.25 m/s
Explanation:
They walked the first distance at 5.50 m/s, then the same distance at 3 m/s.
Since the distances are equal, the average speed is simply the average of 5.50 and 3.
(5.50 + 3) / 2 = 4.25
Her average speed over the entire trip is 4.25 m/s.
Answer: 2 blocks east if i'm not mistaken.
Answer:
The value is 
Explanation:
From the question we are told that
The mass of the woman is
The spring constant of the bungee cord is 
Generally the period of the oscillation (i,e time taken to complete on cycle ) is mathematically represented as

=> 
=> 
Answer:
770m/s
Explanation:
caculation using one of the newton law of motion