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13 Cards in this Set
- Front
- Back
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In order for condensation to occur, air must be _____.
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Cooled
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Water evaporates when it is ________.
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heated
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When water vapor reaches the __________ it condenses
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dew point
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Most of the water in our air evaporates from the _____.
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oceans
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The tiny water droplets that make up clouds form by _______.
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condensation
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If the relative humidity is 100%, the air is _________.
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saturated with water vapor
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__________ air can hold more water vapor than ______ air.
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Warm, cool
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Relative humidity is reported in ____________.
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percent (%)
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____________ pressure is necessary for clouds to form.
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Low
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The dust and smoke particles that water vapor condenses on to form clouds are called _____________.
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condensation nuclei
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100% humidity means ______________.
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the air can hold no more water vapor; the air is completely saturated with water vapor; it would feel very sticky and uncomfortable
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the invisible gas form of water
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water vapor
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Fog, steam, and clouds are water in _______ form.
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liquid
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