Physics, 24.10.2020 01:00 casting479
A farmer is analyzing cross sections of his land to determine where to build a well.
Which phrase describes the best area to dig down to the groundwater?
A. where the saturated zone is 15 meters deep
B. where the water table is at 100 meters deep
C. where the unsaturated zone is 50 meters thick
D. where there is a 25-meter thick clay layer at the surface
Answers: 2
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If an object with an initial temperature of 300 k increases its temperature by 1°c every minute, by how many degrees fahrenheit will its temperature have increased in 10 minutes? (a) 6°f (b) 10°f (c) 18°f (d) 30°f
Answers: 3
Physics, 22.06.2019 13:20
Which of the following is the main energy source for the sun? a. fission of hydrogen b. fusion of hydrogen c. fusion of helium d. fission of iron
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Physics, 22.06.2019 14:30
When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?
Answers: 3
A farmer is analyzing cross sections of his land to determine where to build a well.
Which phrase d...
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