你可能感興趣的試題

Opposition occurs when（）.

A.the Sun，Earth，and Moon are at right angles
B.the Sun's declination is 0°and is moving south
C.an inferior planet is at the maximum angle to the line of sight to the Sun
D.the Earth is between a planet and the Sun

單項(xiàng)選擇題

On mid-ocean waters，the height of a wind-generated wave is not affected by the（）.

A.water depth exceeding 100 feet
B.fetch
C.wind's velocity
D.duration of the wind

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Other than the Sun and Moon，the brightest object in the sky is（）.

你可能感興趣的試題

Opposition occurs when（）.

On mid-ocean waters，the height of a wind-generated wave is not affected by the（）.

On mid-ocean waters，the height of a wind-generated wave is not affected by the（）.