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2 cards from this section. Quick, good the night before a test.
What is Newton's law of universal gravitation?
Remember the equation F = G(m1 * m2) / r².
What does the gravitational constant G represent?
Think about its role in calculating gravitational forces.
What does Newton's law of universal gravitation describe?
Consider the equation behind gravitational force.
True or False: Gravitational force is stronger when distance decreases.
Reflect on Newton's law and its factors.
An asteroid is in an elliptical orbit with the semi-major axis of 10 million km. Calculate its orbital period.
Use the mass of the Sun for Ms in your calculations.
If the escape velocity from a planet is 12 km/s, what would be the gravitational parameter of that planet?
You will need the radius of the planet to solve this.
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