Answer:
Explanation:
Sodium is both an electrolyte and mineral. It helps keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Sodium is also important in how nerves and muscles work. Most of the sodium in the body (about 85%) is found in blood and lymph fluid.
Scientific law
Explanation:
A scientific law is a term that refers to a fact that naturally occurs in the universe.
Scientific laws are natural laws and they hold true.
- Scientific law is a well tested idea that holds through for a range of natural events.
- Scientific theories are explanations of phenomenons drawn from series of tests.
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A:Autotrophs
Explanation: Heterotrophs get their energy by eating Autotrophs. Not by photosynthesis.
It can change the phase of matter. The rest of the answers are chemical changes but increasing temperature indices a physical change which is only found in the first choice
The train cars moves in the same direction when the engine car begins
moving to the left.
<h3>What is Law of magnetism?</h3>
The law of magnetism states that like poles repel and unlike poles attract.
In substances which have magnetic field, they are known to attract each
other.
The engine and train car are highly magnetized which results in them
moving in the same direction when they are in close contact with one
another.
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