Which of the Following Statements About Energy Is Correct

question 153

Multiple Choice

Which of the following statements about energy is correct?

• A) Energy is the ability to do work.
• B) When energy is absorbed by a system, its temperature increases.
• C) Heat energy may be converted to work.
• D) All of the above are correct.

---

Definitions:

Stimulants

A class of drugs that increase brain activity, leading to increased alertness, attention, and energy.

Dopamine

A neurotransmitter involved in many functions, including mood regulation, motivation, and reward.

Gastric Acid

A digestive fluid formed in the stomach, consisting mainly of hydrochloric acid and enzymes that break down food particles.

Neurotransmitter

Chemical messengers released from neurons to transmit signals across synapses to other neurons or cells.