4079420
Descripción
Test por Winston Schultz, actualizado hace más de 1 año
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Creado por Winston Schultz
hace alrededor de 9 años
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Pregunta 1
Pregunta
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
Pregunta 2
Pregunta
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
Pregunta 3
Pregunta
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.
Pregunta 4
Pregunta
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.
Pregunta 5
Pregunta
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.
Pregunta 6
Pregunta
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.
Pregunta 7
Pregunta
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.
Pregunta 8
Pregunta
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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