Answer:
circulatory system
Explanation:
sugar affects your blood and the circulatory controls a lot of things
Answer:
Shale.
Explanation:
It is composed of silt or clay that has been compacted or squeezed together to form a solid rock.
The greenhouse effect is the rise in temperature that the Earth experiences because certain gases in the atmosphere (water vapor, carbon dioxide, nitrous oxide, and methane, for example) trap energy from the sun. Normal warming is mostly caused by natural gases.
<span>The ecological pyramid is the smallest at the top beacuse there is ten percent loss of energy, in the form of food, at each trophic level, and the number of organisms of the top most level are the fewest. </span>
