Solid Matter Is Mostly Empty Space

question 37

Multiple Choice

Solid matter is mostly empty space. The reason solids don't fall through one another is because

• A) atoms are constantly vibrating, even at absolute zero.
• B) of gravitational forces.
• C) of nuclear forces.
• D) of electrical forces.
• E) none of these

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Definitions:

Stimulatory Effects

The outcomes or influences that enhance or increase the activity of biological, chemical, or physical processes.

Insulin Secretion

The process by which the pancreas releases the hormone insulin in response to increased blood glucose levels.

Parasympathetic Stimulation

Activation of the parasympathetic nervous system, leading to responses such as decreased heart rate and increased digestive activity.

Acetylcholine Agonists

Substances that mimic the action of acetylcholine, a neurotransmitter, stimulating the acetylcholine receptor sites.