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Noble
Physics
A crane does 9,500 j of work to lift a crate straight up using a force of 125 n. how high does the crane lift the crate?
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Shannon Ellison
Physics
If an object is not moving are the forces acting on it balanced? Yes or no? why?
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Baxter
Physics
A beta particle is a
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Gabrielle Paul
Physics
Why do forces always exist in pairs
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Scoobie
Physics
While painting the top of an antenna 225 m in height, a worker accidentally lets a 1.00-L water bottle fall from his lunchbox. The bottle lands in some bushes at ground level and does not break. If a quantity of heat equal to the magnitude of the change in mechanical energy of the water goes into the water, what is its increase in temperature?
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Jaylon Conrad
Physics
Between a blurred sagacity
That once had power to sound him,
And Love, that will not let him be
The Judas that she found him,
Which dictionary definition of sound BEST applies to its use in the lines that begin stanza 2?
A) to proclaim
B) to examine, test, or investigate
C) to make a loud noise, as in an alarm
D) to test or measure the bottom of the sea
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Devyn Roth
Physics
How are interference fringes of light analogous to the varying intensity that you hear as you walk past a pair of speakers emitting the same sound?
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Aaliyah Sanders
Physics
Why has no work being done if there is no displacement? Use the equation W=Fx D to explain your answer
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Harding
Physics
A bowling ball is rolling in a straight line toward the pins at a speed of 2.2 m/s. Its momentum is 4.75 kg*m/s. What is the
mass of the bowling ball?
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Harry
Physics
A particle travels in a circle of radius 82 cm and with a centripetal acceleration of 4.7 m/s2. How long does the particle take to complete one revolution?
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Lindsey Joyce
Physics
What are five agents of erosion?
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Britney Harvey
Physics
What's the runners acceleration with a mass of 80 kg?
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First Mate
Physics
How does the speed of the different molecules that make up the air depend on their masses?
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Harry Carlson
Physics
An inclined plane is 30 meters long and 2 meters high. What is the mechanical advantage of the inclined plane? MA =
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Deon Drake
Physics
Sound 1 has an intensity of 38 W/m2. Sound 2 has an intensity level that is 2.5 dB greater than the intensity level of sound 1. What is the intensity of sound 2?
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