Mrs. Ernest wants to know how much light her daisies need. She places one pot of daisies under a sunlamp and another pot of daises on a windowsill. Each day she gives both plants the same amount of water. Which term BEST describes the amount of water given to the plants each day?
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Amira pulls a 3 pound wagon 4 feet. how much work has she done?
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Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor
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The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.
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Engines for propeller-driven aircraft are limited in their maximum rotational speed by the fact that the tip speed of the propeller must not approach the speed of sound in air (mach i). taking 6 ft as a typical diameter for a propeller of a light airplane and 1100 fils as the speed of sound, find the upper limit on the rpm (revolutions per minute) of the propeller shaft.
Answers: 3
Mrs. Ernest wants to know how much light her daisies need. She places one pot of daisies under a sun...
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