Solar vs. Sidereal Day. An Earth Day Sidereal Day: 23 hr 56 min 4 sec Motion relative to background stars Mean Solar Day: 24 hours The average time between.
An Earth Day Sidereal Day: 23 hr 56 min 4 sec Motion relative to background stars Mean Solar Day: 24 hours The average time between meridian crossings.
The Earth-Moon-Sun System Chapter 22, Section 2. Motions of the Earth The two main motions of Earth are rotation and revolution Rotation – the turning,
The Earth/Moon/Sun System. Planet Earth 40,000 km (25,000 mi.) in circumference. Bulges slightly at equator. 150 million km (93,000,000 mi.) from Sun.
