A) it is hotter at the end of the day |
B) it contains more helium in the evening |
C) it emits only orange-red light |
D) its light has to traverse a thicker atmosphere therefore, other colours get scattered and do not reach us |
D) its light has to traverse a thicker atmosphere therefore, other colours get scattered and do not reach us |
1). Soap bubbles show multiple colours when viewed in white light because of
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2). The technique of recording and reproducing three-dimensional images of objects is known as
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3). When a wave goes from one place to another, it transports
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4). The pitch (or shrillness) of a sound is determined by its
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5). A woman's voice is shriller than a man's due to
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6). The loudness of a sound wave is determined by its
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7). Sound travels at maximum speed in
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8). Sounds cannot travel through
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9). The speed of sound will be highest in
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10). Thunder is heard much after a flash of lightning is seen because
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