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zimovet [89]
2 years ago
10

Explain the Construction of the mercury barometer ​

Physics
1 answer:
boyakko [2]2 years ago
6 0

Answer:

The basic construction, unchanged since Torricelli's experiment in 1643, is a glass tube about three feet long, closed at one end, filled with mercury, and inverted with the open end immersed in a cistern of mercury.

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Charging a ballon and rubbing it on wool is an example of ___?
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Charging a balloon and rubbing it on wool is an example of static electricity. :)
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3 years ago
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The new deal helped fix the economy but was not the perfect solution​
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2 years ago
A geologic event causes changes to the physical makeup of a particular place and occurs _____.
babymother [125]

A geologic event causes changes to the physical makeup of a particular place and occurs slowly.

Geological events are what causes numerous changes and phenomena on the Earth's surface. Examples of these events include cliff erosion, volcanic eruption, or sedimentation at a mouth of a river.

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3 years ago
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Evaporating water produces gaseous water. What has occurred during this process?​
Katyanochek1 [597]

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Heat has accelerated water atoms enough to break the surface tension which leads the liquid to turn into a gas

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3 0
3 years ago
The label has been scratched off a tuning fork and you need to know its frequency. From its size, you suspect that it is somewhe
bonufazy [111]

Answer:

255 Hz

Explanation:

With 5 beats per second with the 250 Hz fork, we know the unknown fork is either 250 - 5 = 245Hz or 250 + 5 = 255 Hz

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As 255 is the common frequency, it is the one selected.

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2 years ago
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