36.
What is a characteristic of a secondary cell?
A. rechargeability
B. not rechargeable
C. a dry cell
D. non-liquid
Answer & Explanation
Answer: Option A
Explanation:
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37.
What are the basic building blocks that all matter is composed of?
A. electrons, neutrons, and protons
B. two protons for each neutron
C. two protons for each electron
D. electrons, neutrons, and charged ions
Answer & Explanation
Answer: Option A
Explanation:
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38.
If a fluid system is compared to an electrical system, the fluid pump will correspond to a:
A. conductor B. lamp
C. battery D. insulator
Answer & Explanation
Answer: Option C
Explanation:
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39.
An element is a substance that is:
A. varied throughout the entire piece
B. used only in electronics
C. electrically charged
D. found only in its pure form
Answer & Explanation
Answer: Option D
Explanation:
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40.
Current is:
A. the presence of a positive charge
B. the abundance of electrons
C. the movement of electrons
D. the repulsion of electrons
Answer & Explanation
Answer: Option C
Explanation:
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