The atomic mass is the average of the isotopes of the element meaning most averages of isotopes will not be whole numbers
The SI unit of time in seconds
Answer: Resources are characterized as renewable or nonrenewable
- a renewable resource can replenish itself at the rate it is used such as solar energy, wind energy, hydro energy, and tidal energy.
- a nonrenewable resource has a limited supply such as coal, gas, nuclear energy, and fossil fuels.
A because of the way it looks and how it works
Breathing as photosynthesis releases oxygen
food as photosynthesis helps the plant to grow
