What is Jupiter's Great Red Spot?
A) a giant storm that is about twice as wide as the planet Earth
B) a giant crater on the surface of Jupiter
C) a portion of strongly heated gas near the surface of Jupiter caused by a collision with a comet
D) a huge patch of sulfur in Jupiter's atmosphere
E) reflected sunlight that is red for the same reason sunrises and sunsets are red on Earth
A) a giant storm that is about twice as wide as the planet Earth
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A 500-turn circular loop 15.0 cm in diameter is initially aligned so that its axis is parallel to the Earth's magnetic field. In 2.77 ms the coil is flipped so that its axis is perpendicular to the Earth's field. If a voltage of 0.166 V is induced in the coil, what is the value of the Earth's magnetic field?
What will be an ideal response?
The Higgs field, if it is discovered, is expected to interact with particles in such a way as to give those particles
A) the ability to exert forces. B) electric charge. C) good looks. D) rest mass. E) physical existence.
A sticky hockey puck slides along a frictionless, horizontal ice surface at 75 m/s in the +x direction. It collides with a second sticky puck originally sliding at 25 m/s in the -y direction. They collide totally inelastically. If the first puck has a mass equal to half that of the second, what is the angle of their final velocity vector below the +x direction?
A. 9.5 degrees B. 42 degrees C. 34 degrees D. 49 degrees E. 37 degrees
Carly places one end of a steel bar in a Bunsen flame and the other end in an ice cube. By what factor is the rate of heat flow changed when the bar's cross-sectional area is doubled?
a. 2 b. 1/2 c. 4.0 d. 1/4