WebJan 18, 2009 · What is the radius of planet earth? The radius of Earth is 6,378.1 kilometers, or 3,959 miles. The radius is the distance from the Earth's center to its surface. WebOver long periods of time, the gravitational pull of other members of our solar system slowly change Earth’s spin, tilt, and orbit. Over approximately 100,000 – 400,000 years, gravitational forces slowly change Earth’s orbit between more circular and elliptical shapes, as indicated by the blue and yellow dashed ovals in the figure to the ...
Earth radius - Wikipedia
Web2 days ago · With an equatorial radius of 6,378 km (3,963 miles), Earth is the largest of the four inner, terrestrial (rocky) planets, but it is considerably smaller than the gas giants of the outer solar system. Earth has a single natural satellite, the Moon, which orbits the planet at a mean distance of about 384,400 km (238,900 miles). Web23 hours ago · The Biden administration floated two ideas this week for how Western states and Native American tribes could reduce their water use from the dwindling Colorado River. In recent years, an imbalance between the river’s flows and how much water users are promised has forced federal officials to consider steps never taken before. A multi … chinese food in collegeville pa
In Depth Earth – NASA Solar System Exploration
WebSubstituting the values for Earth’s mass and radius directly into (Figure), we obtain vesc =√2GM R =√ 2(6.67×10−11N⋅m2/kg2)(5.96×1024kg) 6.37×106m = 1.12 × 104m/s. v esc = 2 G M R = 2 ( 6.67 × 10 − 11 N · m 2 /kg 2) ( 5.96 × 10 24 kg) 6.37 × 10 6 m = 1.12 × 10 4 m/s. That is about 11 km/s or 25,000 mph. WebFor this example, let’s assume that the Earth has a spherical shape with a radius of 3,963 miles. If you’re at point P on the surface of the Earth, then move tangent to the surface a distance of one mile, in order to form a right triangle. ... How much does the Earth curve per mile? The Earth does have a curvature but almost nobody ever ... WebApr 10, 2024 · Since 1979, when the U.S. government started taking those measurements, Arctic ice has declined by more than 2 million square kilometers. 1 ... The pale color of ice reflects more than 80 percent of light that hits it back into space, deflecting warming from the Earth’s surface. But when ice melts, light instead hits the darker seawater below ... chinese food in coleman tx