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3 cards from this section. Quick, good the night before a test.
Define motion in your own words.
Think about how objects move.
What is displacement?
Consider direction when answering.
What is the SI unit of distance?
It's a standard unit used globally for measuring distance.
Velocity is a scalar quantity.
Think about speed and direction together.
A cyclist moves east for 3 km, then returns back, covering a distance of 6 km in total. What is his displacement?
Consider the starting and ending positions.
Calculate the distance covered when an object accelerates from rest (initial velocity = 0) at 4 m/s² for 10 seconds.
Your initial velocity is zero, focus on the acceleration.
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