Answer:
eight protrons
Explanation:
Oxygen is a chemical element – a substance that contains only one type of atom. Its official chemical symbol is O, and its atomic number is 8, which means that an oxygen atom has eight protons in its nucleus.
Answer:
d. Solar panels are expensive.
Explanation:
All the other things are not right.
Answer:
<em>Ecological succession</em>
Explanation:
Ecological succession can be described as a series of processes by which a climax community arises gradually in an area where there was no form of life before or the previous ecosystem was destroyed bu disasters such as fire, flood etc.
Ecological succession is of two types:
Primary succession occurs on lands where there was no form of life before. On the other hand, secondary succession occurs in lands where there was an ecosystem before which was destroyed.
potential energy
motion
at rest
position .
The name for this type of energy is potential energy
motion
position
kinetic energy .
It is called this because it has the potential to do work. Objects that are in
position
potential energy
kinetic energy
motion have
at rest
motion
kinetic energy
potential energy .
Explanation:
Please see attached document for the answer