3. When the Earth reaches the aphelion of 1.52 x 10 m, its speed is 2.93...

 

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3. When the Earth reaches the aphelion of 1.52 x 10 m, its speed is 2.93 x 104 m/s. After a half year, the Earth moves to the perihelion of 1.47 x 10 m. Find: (a)The speed of the Earth at the perihelion. (b) The angular speeds of the Earth at the aphelion and perihelion. 3. When the Earth reaches the aphelion of 1.52 x 10 m, its speed is 2.93 x 104 m/s. After a half year, the Earth moves to the perihelion of 1.47 x 10 m. Find: (a)The speed of the Earth at the perihelion. (b) The angular speeds of the Earth at the aphelion and perihelion.