A) it is actually blue |
B) the atmosphere scatters blue colours more than the others |
C) all colours interfere to produce blue |
D) in white light the blue component dominates |
B) the atmosphere scatters blue colours more than the others |
1). To an astronaut, the outer space appears
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2). In upper space, astronauts
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3). The sun appears deep orange-red before it sets because
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4). Soap bubbles show multiple colours when viewed in white light because of
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5). The technique of recording and reproducing three-dimensional images of objects is known as
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6). When a wave goes from one place to another, it transports
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7). The pitch (or shrillness) of a sound is determined by its
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8). A woman's voice is shriller than a man's due to
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9). The loudness of a sound wave is determined by its
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10). Sound travels at maximum speed in
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