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Question
Two identical tubes are filled with water, one with fresh water and one with salt water. The pressure is greater at the bottom of the tube withA) fresh water.
B) salt water.
C) both the same
D) depends on whether the tubes have the same cross-sectional area
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Which requires more energy?
A) melting a gram of 0C ice
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In walking barefoot on red-hot coals, providing that bits of coal do not stick to your feet, it would be safer if your feet are
A) wet.
B) dry.
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Q:
As a block of ice at 0C melts, the block absorbs energy
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B) and increases in temperature.
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A good cook knows that the temperature of violently boiling water is
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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.
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Q:
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A) good absorber of radiation.
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Q:
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Q:
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A) conduction.
B) convection.
C) radiation.
D) all about equally
Q:
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A) the inside of the paper is wet.
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Q:
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A) contains.
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C) both of these
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Q:
Heat energy is measured in units of
A) degrees.
B) joules.
C) calories.
D) both joules and calories.