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Question
If a weighted air-filled balloon sinks in deep water, it willA) likely sink to an equilibrium level before reaching the bottom.
B) likely burst if water pressure is great enough.
C) become less dense as it sinks.
D) be acted on by a continually decreasing buoyant force.
E) none of the above
Answer
This answer is hidden. It contains 1 characters.
Related questions
Q:
Which requires more energy?
A) melting a gram of 0C ice
B) increasing the temperature of 1 gram of water from 0C to 100C
C) changing 1 gram of 100C water to 100C steam
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A) wet.
B) dry.
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Q:
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B) raise the freezing point of water.
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When bringing water to a boil in the mountains, the time needed to reach the boiling point is
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C) the same as at sea level.
Q:
A good cook knows that the temperature of violently boiling water is
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Q:
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Q:
When you leave your warm house for an hour or so on a cold day, to save energy you should turn the thermostat
A) down.
B) up.
C) off.
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Q:
A good reflector of radiation is a
A) good absorber of radiation.
B) good emitter of radiation.
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Q:
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Q:
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A) warms.
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A) still warm.
B) cool.
C) neither of these
Q:
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A) conduction.
B) convection.
C) radiation.
D) all about equally
Q:
A water-filled paper cup held in a flame will not catch fire because
A) the inside of the paper is wet.
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Q:
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Q:
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Q:
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B) slows heat flow.
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Q:
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A) calories.
B) Calories.
C) joules.
D) any or all of the above for special cases
Q:
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A) contains.
B) transfers.
C) both of these
D) none of the above
Q:
Heat energy is measured in units of
A) degrees.
B) joules.
C) calories.
D) both joules and calories.