Physics, 18.07.2019 02:30 johnsonkia873
To prevent frost damage, fruit growers sometimes protect their crop by spraying it with water when overnight temperatures are expected to go below freezing. when the water turns to ice during the night, heat is released into the plants, thereby giving a measure of protection against the cold. suppose a grower sprays 9.2 kg of water at 0°c onto a fruit tree. how much heat is released by the water when it freezes?
Answers: 3
Physics, 21.06.2019 13:30
An astronomer at the equator measures the doppler shift of sunlight at sunset. from this, she calculates that earth’s tangential velocity at the equator is 465 m/s. the centripetal acceleration at the equator is 3.41 ï‚´ 10 ï€2 m/s 2 . use this data to calculate earth’s radius.
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Physics, 21.06.2019 21:30
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Physics, 22.06.2019 05:00
Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock
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To prevent frost damage, fruit growers sometimes protect their crop by spraying it with water when...
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