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Trixie
Physics
Dominoes standing in a row will fall if the first one is tipped towards the others. How does the law of convection of energy describe this?
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Kaylin Ryan
Physics
According to the Doppler effect, objects moving away from Earth would have a cooling appearance. blue shift. red shift. warming appearance.
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Alicia
Physics
You think that something about the regular drink must have made it sink while something about the diet drink made it float
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Kamora Whitney
Physics
A potter's wheel has the shape of a solid uniform disk of mass 7 kg and radius 0.65 m. It spins about an axis perpendicular to the disk at its center. A small 2.1 kg lump of very dense clay is dropped onto the wheel at a distance 0.41 m from the axis.
What is the moment of inertia of the system about the axis of spin?
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Guest
Physics
An object whose mass is 120 kg is located 20 m above a datum level in a location where standard gravitational acceleration exists. Determine the total potential energy, in kJ, of this object.
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Ronnie Mahoney
Physics
Is there an object that can lift a 45-N object
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Jair Sweeney
Physics
How does a quasar differ from a galaxy?
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Delilah White
Physics
How many electrons does an atom of zinc contain?
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Avah Cortez
Physics
During fabrication processes, polymeric materials are generally subjected to which of the following conditions? The ambient temperature. Elevated temperatures. The ambient pressure. Elevated pressures.
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Dwayne Villanueva
Physics
A ball is thrown into the air at an angle. What is the instantaneous velocity of this ball in the vertical direction at the top of its flight?
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Carlie Wilkerson
Physics
Water soaks down into the ground in a process known as
A. infiltration
B. precipitation
C. transpiration
D. condensation
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Starbuck
Physics
Forensic Odontologists look at number of teeth, tooth development and tooth degeneration to determine
A) age
B) ancestry
C) weight
D) height
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Miya Li
Physics
How is kinetic energy related to the distance
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Maria Hopkins
Physics
If gravity is not a force how does it accelerate objects?
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Valentina Diaz
Physics
How many DNA strands could you fit into a milimeter
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