When viewed through a small telescope, galaxies appear bright, with a definitive edge.
Answer the following statement true (T) or false (F)
False
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The above image of the Sun was taken using a filtergram
a. True
b. False
Which of the following statements about X-rays and radio waves is not true?
A) X-rays have shorter wavelengths than radio waves. B) X-rays and radio waves are both forms of light, or electromagnetic radiation. C) X-rays have higher frequency than radio waves. D) X-rays have higher energy than radio waves. E) X-rays travel through space faster than radio waves.
What magnitude net force is required to accelerate a 1200-kg car uniformly from 0 m/s to 27.0 m/s in 10.0 s?
A) 1620 N B) 11800 N C) 4360 N D) 444 N E) 3240 N
A boat is floating in a small pond. The boat then sinks resting on the bottom, but the pond is so shallow that part of the boat is not submerged. What happens to the level of the pond?
a. It increases. b. It decreases. c. It stays the same. d. In some cases it would decrease, in others it would stay the same. e. In some cases it would increase, in others it would stay the same.