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2 cards from this section. Quick, good the night before a test.
What is the primary function of a barometer?
Think about the weather.
What liquid is typically used in a mercury barometer?
It starts with 'm.'
What does a barometer measure?
It's connected to the air around us.
True or False: A higher mercury column indicates lower atmospheric pressure.
Think about how pressure works.
A barometer shows a height of 72 cm of mercury. If the atmospheric pressure increases, predict the new column height assuming no other changes.
Consider the relationship between pressure and mercury height.
If atmospheric pressure decreases rapidly, what happens to weather conditions and how might that affect a sailor at sea?
Think about the signals that changes in weather can give us.
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