Q: What type of substance is any matter that has a fixed chemical composition and characteristic properties? Choices: - physical substance - versatile chemical substance - seawater chemical substance - pure chemical substance A:
pure chemical substance
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Q: After what life stage does the fusion inside a star end? Choices: - blue giant - yellow dwarf - white dwarf - red giant A:
red giant
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Q: What is the most common form of dwarfism in humans? Choices: - anemia - alopecia - malnutrition - achondroplasia A:
achondroplasia
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Q: What kind of charge do iconic compounds have? Choices: - net negative charge - net positive charge - white neutral charge - net neutral charge A:
net neutral charge
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