Answer: D
Explanation: d is the only answer choice that even involves physical geography. Hope I helped
Explanation:
They are the same because they both are forced vibrations because both of them have a person or thing putting energy into the object. Also please clarify this question next time
Answer:
B
Explanation:
civic duty
everyone should clean up trash on side of the tads and pick up after their dogs and kids but no one ever does ( this is an example of vivid duty ) doing things for the earth and making sure your doing something helpful for others
Answer:
A valley is a low area of land between hills or mountains, typically with a river or stream flowing through it. A canyon is a deep gorge, typically one with a river flowing through it.
The main difference is that a valley is a low area of land and a canyon has a very deep cleft between escarpments or cliffs resulting from weathering and the erosive activity of a river over geologic time scales.
Explanation: