We see the moon change its shape. What is this called? A. Eclipse B. Rotation C. Revolution D. Phases 相关知识点: 试题来源: 解析 D。A 选项“Eclipse”是日食或月食;B 选项“Rotation”是自转;C 选项“Revolution”是公转;D 选项“Phases”是月相。我们看到月亮形状的变化叫做月相。涉及的天文知识...
A. The rotation of the Moon B. The revolution of the Moon around the Earth C. The reflection of sunlight on the Moon D. The gravitational pull of the E. arth on the Moon 相关知识点: 试题来源: 解析 B。月球的相位变化是由其绕地球公转导致的。选项 A 月球的自转不是相位变化的原因,选项...
The movement of the Earth's mantle can cause changes on the Earth's surface. What is this movement mainly due to? A. The rotation of the Earth. B. The gravitational pull of the Moon. C. Convection currents in the mantle. D. The impact of asteroids. 相关知识点: ...
What causes the seasons? A. The rotation of the earth. B. The movement of the moon. C. The tilt of the earth. D. The distance between the E. arth and the sun. 相关知识点: 试题来源: 解析 C。本题考查对季节形成原因的掌握。地球的倾斜导致不同地区在不同时间接收到的太阳辐射不同,从...
This 'tidally locked' orbit is the result of Earth and the Moon pulling on one another, slowing the rotation of each. Earth's own rotation has similarly been affected by the braking effect of the Moon's gravity,adding around 1.4 millisecondsto our day every century. ...
题目What is the main cause of the seasons? A. Earth's rotation B. Earth's revolution C. Moon's gravity D. Sun's gravity 相关知识点: 试题来源: 解析 B。本题考查季节的主要成因。选项 A,地球自转产生昼夜交替;选项 B,地球绕太阳公转导致太阳直射点的变化,从而产生季节变化;选项 C,月球引力主要...
A. The rotation of the Earth. B. The movement of the moon. C. The heat of the sun. D. The blowing of the wind. 相关知识点: 试题来源: 解析 B。潮汐是由月球的运动引起的,选项 A 地球的自转不是潮汐形成的主要原因;选项 C 太阳的热量不是潮汐的成因;选项 D 风的吹拂不会导致潮汐,所以选...
Moon phase tonight Next moon phase Moon phase calendar Phases of the moon Moon phase Q&A with an expert Additional resources Bibliography What is the moon phase today? Today, Jan. 10, 2025, the moon is 11 days old, in the waxing gibbous phase of its lunar cycle. It is 88% ...
What is the mass of the moon? What does a waning gibbous moon look like? What are the moons of Mars? What is the angular distance between the moon and procyon? What is the period of rotation of Earth in seconds? How long does it take for the moon to rotate on its axis?
By definition, the Earth’s rotation is the amount of time that it takes to rotate once on its axis. This is, apparently, accomplished once a day – i.e. every 24 hours. However, there are actually two different kinds of rotation that need to be considered here. For one, there’s ...