Answer the following question given this paragraph: Diamonds like the one pictured in the Figure below are the hardest of all minerals. Is a diamond a crystalline or an amorphous solid? How do you know?. Q: What is the hardest of all minerals? Choices: - titanium - gold - platinum - diamonds A:
diamonds
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Answer the following question given this paragraph: chlorine is added to an aqueous solution of bromide. iodine crystals are added to a solution of potassium bromide. Bromide is present in naturally occurring salt solutions called brines. Based on your answers, propose an effective method to remove bromide from brine. Q: Bromide is present in brines, which are naturally occurring solutions of what? Choices: - iron - calcium - magnesium - salt A:
salt
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Answer the following question given this paragraph: Gravity is traditionally defined as a force of attraction between two masses. Weight measures the force of gravity and is expressed in newtons (N). Q: What is the force of attraction between two masses? Choices: - electricity - inertia - momentum - gravity A:
gravity
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Answer the following question given this paragraph: Protozoa can be classified on the basis of how they move. As shown in Table below , protozoa move in three different ways. Only sporozoa cannot move. Note that this classification is based only on differences in movement. It does not represent phylogenetic relationships. Q: Protozoa can be classified on the basis of how they? Choices: - smell - look - feel - move A:
move
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