I believe the answer is head-on and port (left). The side lights are usually visible to vessels approaching from the front or the side. The red light usually indicates a vessel's port (left) side while the green light indicates a vessel's starboard (right) side. These lights ensure that there is safety at night as the vessels navigate.
Answer: Motion
Explanation:
Its motion becuase kinetic energy is movement/motion since it moves its balance
D) Connective tissue. Skeletal muscle Striated muscle. It is under the person's voluntary control
Answer:
Cell
Explanation:
They are the 'building blocks' of life and make up organisms.
Megacity would probably have the biggest affect on the immediate environment and possible the outlands of the megacity as well.