Weather and Climate: Chapter Two
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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thermometer | an instrument used to measure temperature.
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wind | the horizontal movement of air from an area of high pressure to an area of low pressure.
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anemometer | an instrument used to measure wind speed.
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wind vane | an instrument used to measure wind direction.
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local winds | winds that blow over short distances.
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global winds | winds that blow steadily from specific directions over long distances.
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jet streams | bands of high-speed winds about 10 kilometers above Earth's surface.
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evaporation | the process by which water molecules escape into the air as water vapor. (Think: The water cycle)
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humidity | the measure of the amount of water vapor in the air.
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psychrometer | an instrument used to measure the relative humidity in the air. (Think: water vapor)
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clouds | formed when water vapor in the atmosphere become liquid water or ice particles.
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cumulus | clouds that form less than two kilometers above the ground and look like fluffy, rounded piles of cotton.
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stratus | clouds that forms in flat layers.
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cirrus | wispy, feathery clouds mostly made of ice crystals that form at high levels.
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precipitation | any form of water that falls from clouds and reaches Earth's surface.
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rain | precipitation in the form of liquid water.
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sleet | precipitation in the form of tiny ice particles less than 5 millimeters in diameter.
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freezing rain | raindrops that freeze when they land on a cold surface.
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hail | precipitation in the form of ice particles greater than 5 millimeters in diameter.
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snow | precipitation in the form of water vapor that is converted into ice crystals.
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rain gauge | an instrument that measures the amount of rainfall.
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droughts | long periods of low precipitation.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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