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Presley Moyer
Physics
1) The "Ring of Fire" is an area along the edge of the Pacific Ocean with many volcanoes. Most of
the volcanoes are formed as a result of one tectonic plate. Which of these geological areas is where
rock is recycled by one tectonic plate sliding underneath another tectonic plate?
A. Rift valley
B. Strike-slip fault
C. Subduction zone
D. Divergent boundary
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Rowan Pennington
Physics
A ball is thrown at an angle of 25.0 degrees to the horizon. The ball has a horizontal velocity component of 12.5 m/s. Find (a) the vertical velocity component of the ball. (b) the magnitude of the actual velocity. (c) How high would the ball travel before it begins to come down again?
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Rascal
Physics
Which of the following is a physical quantity that has both magnitude and direction?
a. vector
c. resultant
b. scalar
d. frame of reference
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Camden Barajas
Physics
A business that controls as entire market for a specific item is called a/an
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Case Hampton
Physics
Which of the following parts of the eye is located at the back of the eye, receives focused light waves from the lens, and is composed of tiny, light-sensitive nerves? A. the retina B. the cornea C. the convex lens D. the optic nerve
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Baylee Swanson
Physics
Which pair of quantities represents scalar quantities
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Kamari Hull
Physics
When a power of 310 watts is applied to it, a pulley lifts box A one meter. The same pulley is used to lift box B. When the same amount of power is applied to box B, it is raised two meters. What can you say about the mass of the two boxes?
A. The mass of box A is half the mass of box B.
B. The mass of box A is three times the mass of box B.
C. The mass of box A is one-third the mass of box B.
D. The mass of box A is double the mass of box B.
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Anise
Physics
Can a car be moving at a constant speed and accelerating at the same time?
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Madeleine Charles
Physics
An electron moves at some arbitrary angle to the magnetic field direction (B is in + zˆ direction). The trajectory is a helix with some pitch d. Considering the velocity of an electron in XY plane v and in + z direction vz find d. Hint - consider XY and Z motion independent and calculate the period of circular motion.
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Scarlet Graves
Physics
A down jacket keeps your body warm mostly by reducing which form of heat transfer?
a. conduction
b. convection
c. thermal radiation
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Jackrabbit
Physics
Differentiate between mass number and atomic mass of an element
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Braxton Waters
Physics
List three devices that use electric current from batteries and three that use regular house current.
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Guest
Physics
What is 1 + 2 - 3 + 5 - 10
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Castillo
Physics
What happens to gravitational potential energy as a boulder falls off a cliff?
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Stone
Physics
Which of the following is created when the ice of a comet starts to melt into gases?
Coma
Dust tail
Nucleus
Plasma tail
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