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2 cards from this section. Quick, good the night before a test.
What is required to start the motion of a stationary object?
Think of examples like kicking or pushing.
What does inertia mean?
Consider the behavior of a ball when thrown.
What is required to maintain uniform motion without interruption?
Think about a ball rolling in space.
True or False: Aristotle believed that a force is not necessary to keep an object in motion.
Recall philosophical views on motion.
A car moving at 60 km/h enters a muddy patch of road. Discuss the forces acting on it and predict the motion.
Consider how friction changes with surface type.
An astronaut floating in space is pushed gently. Describe the motion of the astronaut post-push.
Think about momentum in the absence of friction.
4 more questions in this section. Enroll free to practise them all.
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