5.) Two asteroids have masses of 8.1 x 10² kg and 4.5 x 108 kg. The gravitational attraction between them is 1.9 x 103³ N. How far apart are their centers?
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- 1914. "Weighing the moon": Knowing the mass of the Earth, ME, Earth-Moon distance, R, and period of moon orbiting around the Barycenter is T. The mass of the Moon can be determined as 47n? R3 (А) Мм GT2 47?R3/2 (B) Мм GT2 4n?R3 (C) Мм – MẸ GT? 4n²R3 (D) MM = MẸ GT222 1. The earth has a mass of 5.98 x 1024 kg and the moon has a mass of 7.35 × 10²2 kg. The distance from the centre of the moon to the centre of the earth is 3.84 x 10³ m. A rocket with a total mass of 1200 kg is 3.0 × 108 m from the centre of the earth and directly in between the earth and the moon. Find the net gravitational force on the rocket from the earth and moon. 2. A 500 kg satellite experiences a gravitational force of 3000 N, while moving in a circular orbit around the earth. a. Determine the radius of the circular orbit. Round to 2 significant figures. b. Determine the speed of the satellite. Round to 2 significant figures. c. Determine the period of the orbit. Round to 3 significant figures.
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- The is a planet orbiting the sun. Its mass is 9.3 x 10^22kg and it is traveling in a circular orbit at 9.5km/s. The suns mass is 1.982 x 10^31 kg. How far is the planet from the sun?Two objects attract each other with a gravitational force of magnitude 9.90 10-9 N when separated by 19.3 cm. If the total mass of the objects is 5.10 kg, what is the mass of each? a) heavier mass kg b) lighter mass kg9. A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 2.10 × 10¹ m/s, and the radius of the orbit is 5.60 × 10⁰ m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a radius of 8.75 × 106 m. What is the orbital speed of the second satellite? m/s
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