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4 cards from this section. Quick, good the night before a test.
Define gravitation in your own words.
Think about why objects fall towards the ground.
What unit is weight measured in?
Recall Newton's second law of motion.
What is the primary force that governs the motion of planets?
Think about why planets orbit.
True or False: An object's mass changes depending on its location.
Recall the definitions of mass and weight.
Calculate the gravitational force between two objects with masses of 100 kg and 200 kg, located 5 meters apart.
Use the formula for the gravitational force and plug in the appropriate values.
An object weighs 80 N on Earth. If taken to a place where gravity is 4 m/s², what would it weigh?
Remember that weight is mass times gravitational acceleration.
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