单项选择题

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

A.Sirius
B.Canopus
C.Venus
D.Jupiter

<上一题 目录 下一题>
热门 试题

单项选择题
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

单项选择题
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

相关试题
  • 测定罗经差精度较高的方法是()
  • 英版海图上回转流表列潮流在某个方向上有两...
  • 主、附港的潮时差为“-,说明()
  • 英版《潮汐表》中,潮高差是()
  • 太阳方位正南,观测太阳上中天高度求纬度,...