A pendulum 3.0 m long is oscillating through a maximum angle of 4.8°. What is its speed when the angle is 2.4°?
A)
0.45 m/s
B)
26 m/s
C)
23 m/s
D)
3.0 m/s
E)
0.39 m/s
E
Physics & Space Science
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A) They usually have significant, ongoing star formation. B) They usually contain abundant clouds of cool gas and dust. C) They are usually bluish in color. D) They are the most common type of galaxy in the central regions of galaxy clusters.
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Because of their low surface gravities, the Moon and Mercury lack ________
Fill in the blank(s) with correct word
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The Sun will exhaust its nuclear fuel in about ________
A) 5 million years B) 50 billion years C) 5 billion years D) 5000 AD
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Why can many more people witness a total lunar eclipse than a total solar eclipse?
What will be an ideal response?
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