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3 cards from this section. Quick, good the night before a test.
What is the difference between distance and displacement?
Think about a runner's path on a track.
Define speed and give its SI unit.
How fast does an object move?
What is kinematics?
Think about what kinematics means in physics.
True or False: Velocity is a scalar quantity.
Remember the difference between speed and velocity!
A cyclist travels 300 m north and then 400 m east. Calculate both the distance and displacement.
Think about adding path lengths for distance, and use a right triangle for displacement.
An object moving in a straight line at 10 m/s speeds up to 20 m/s in 5 seconds. Find the acceleration.
Use the formula for acceleration!
5 more questions in this section. Enroll free to practise them all.
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