4079420
Descrição
Quiz por Winston Schultz, atualizado more than 1 year ago
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Criado por Winston Schultz
aproximadamente 9 anos atrás
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Questão 1
Questão
When a chocolate bar is cut in half, its density is
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halved
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doubled
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unchanged
Questão 2
Questão
If a loaf of bread is compressed its
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density decreases
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density increases
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neither of these
Questão 3
Questão
Compared to a bar of pure gold, the density of a pure gold ring is
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much more.
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slightly more.
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less.
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the same.
Questão 4
Questão
If the mass of an object were doubled while its volume remained the same, its density would
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be four times as great.
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double.
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be half.
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stay the same.
Questão 5
Questão
Compared to the density of a kilogram of feathers, the density of a kilogram of lead is
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less
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the same.
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more.
Questão 6
Questão
If you hold two objects that have the same weight density, then they
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have equal mass densities.
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may have unequal mass densities.
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are equal in weight.
Questão 7
Questão
A strong spring is stretched 10 cm by a suspended block. If the block's weight is doubled, the spring will stretch to
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15cm.
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Its elastic limit.
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40cm.
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20cm.
Questão 8
Questão
An un-stretched hanging spring is 50cm long. Suspending a 100-N block from it increases its length to 60cm. Adding another 100-N block makes the spring's new length
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100cm
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60cm.
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120cm
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70cm
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80cm
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