Galaxies are labeled as active if there is an unusually large amount of star formation occurring in their centers.
Answer the following statement true (T) or false (F)
True
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Suspend your body from a pair of ropes slightly angled from the vertical and the tension in each rope will be
A) equal your weight. B) half your weight. C) greater than half your weight. D) none of these
An extraterrestrial observer would pick up the strongest radio signals when
A) the Earth was at perihelion. B) at new or full moon. C) North America was directly in front of the observers. D) North America was either rising or setting for the observer. E) the Super Bowl is on.
A 1200-kg automobile moving at 25 m/s has the brakes applied with a deceleration of 5.0 m/s2 . How far does the car travel before it stops?
a. 39 m c. 55 m b. 31 m d. 63 m
When resistors are connected in series,
A) the same power is dissipated in each one. B) the potential difference across each is the same. C) the current flowing in each is the same. D) More than one of the given answers is true. E) None of the given answers are true.