From the center of the Milky Way, 10- kpc-long magnetized jets of high-energy particles are emitted
Indicate whether the statement is true or false
TRUE
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When air gains speed in sweeping across a rooftop its internal pressure is
A) reduced. B) unaffected. C) increased.
A loop of gas following the magnetic field lines between sunspots' poles is a
A) prominence. B) coronal hole. C) coronal mass ejection. D) flare. E) ray.
Coal beds are formed from the accumulation of plant material that becomes trapped in swamp floors. Yet coal deposits are present in the continent of Antarctica, where no swamps or vegetation exists. How can this be?
What will be an ideal response?
Consider the current-carrying loop shown below. The magnetic field is vertical, but we are holding the loop so it is tilted at an angle ? with respect to the horizontal, with its back leg (leg 3) higher than its front leg (leg 1). If we release the loop, which way will it turn around its axle?
A. Clockwise
B. Counterclockwise
C. The loop is not affected by the magnetic field.