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Barnes
Physics
One of the driving forces of plate motion is: A. volcanic eruptions along coastlines B. meteor impacts in the ocean basins C. convection currents in the mantle D. hot liquid magma in the inner core
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Marlene Ferrell
Physics
Which element is required for the combustion of fossil fuels? nitrogen hydrogen oxygen carbon
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April Romero
Physics
When air pressure is lower what happens to a balloon filled with air
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Urijah
Physics
Determine the power input for a motor necessary to lift 300 lb at a constant rate of 7 ft/s. the efficiency of the motor is ϵ = 0.65.
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Xiomara Wilkerson
Physics
The thermal contact resistance at the interface of two 1-cm thick copper plates is measured to be 0.000056 m2K/W. Determine the thickness of the copper plate whose thermal resistance is equal to the thermal resistance of the interfacial contact between the two plates.
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Wayne Doyle
Physics
A provides resistance in an electric circuit.
a. wire
b. light bulb
c. switch.
d. battry
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Young
Physics
Why is it good for scientist to be skeptical
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America West
Physics
Which of the following describes a scientific law? A. based of scientific evidence B. explains how and why nature does what it does C. not based of scientific evidence
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Stewart
Physics
Before leaving her home, Myesha makes sure that every electrical appliance is unplugged and checks that every window and door is securely locked. She checks everything seventeen times according to a strict ritual that she has worked out. If she misses one window, door, or appliance, she must begin all over again. If she tries to skip any step of the ritual, she experiences unbearable anxiety. Myesha is probably suffering from:
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Kathryn Browning
Physics
a minibus drives 238 miles with a constant speed of 84 mph and another 80 miles with a constant speed of 60 mph. how much time in total does it take to travel these distance?
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Nevaeh Clarke
Physics
If the volume of a container increases, then the pressure will:
A. first increase and then decrease.
B. increase.
C. stay the same.
D. decrease.
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Jolie
Physics
How does the theory of natural selection explain the diversity of life?
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Maxim Gonzalez
Physics
What law states that when matter undergoes a physical or chemical change, no atoms are created or destroyed?
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Javier Harris
Physics
Which statement would be a valid argument in favor of using nuclear power? There are few negative impacts from mining the fuel. Reactors are safe from natural disasters. There are little to no waste products from fission. Nuclear power does not contribute greenhouse gases.
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Jaydin Collier
Physics
How would you convince somebody that the momentum of an isolated system is constant?
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