Answer:
An energy pyramid is a model that shows the flow of energy from one trophic level to the next along a food chain. The pyramid base contains producers—organisms that make their own food from inorganic substances. All other organisms in the pyramid are consumers
Explanation:
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When heat is added to a solid, its particles move _______
A. faster
B. slower
C. closer together
<em>D. the same speed</em>
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A. (I THINK-)
<h2>Explanation</h2>
When heat is added to an object, the molecules vibrate faster. As they go faster, there is more space in between the molecules.
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Subject: Science
Unit: Atoms, Molecules,
Grade: 5-7
(I think I might be wrong-)
Answer:
Nucleoid
Explanation:
Prokaryotes are unicellular organisms that lack organelles or other internal membrane-bound structures. Therefore, they do not have a nucleus, but, instead, generally have a single chromosome: a piece of circular, double-stranded DNA located in an area of the cell called the nucleoid.
Answer: A
Explanation: The nervous system sends electric signals from the brain to the body to make they move. The charger is similar becuase it sends energy to your devices so they can work.
Answer: 5… I think
Explanation: sorry if I’m wrong.
