It's actually A. Vertebrate have a hard out shell.
Answer:It is because he did not know that plants absorb mineral elements from the soil and carbon dioxide from the air.
Explanation:
Greenhouse gasses have increased due to carbon emissions and the amount of fossil fuels that humans are burning and releasing into the atmosphere. These gasses are keeping earths heat trapped, causing global warming/ climate change.
Answer:
A; another name for tidal energy
Explanation:
The wave energy comes from the movement of the sea or ocean tides.
It is the energy that can be obtained from the movement of the tides of the ocean or sea.
It is the energy that we can get as a result of the rise and progression including the retraction and fall of the sea waves.
