A car is moving 60 km/h east. If it turns north at the same speed, does its velocity change? |
Card: 3 / 16 |
Yes! Even though the magnitude (speed) is the same, the direction changes, so velocity changes. |
Card: 4 / 16 |
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I’m a scalar made from two vectors, invariant under rotation of axes; when the vectors are parallel, I give maximum value (used in “work”). Who am I? |
Card: 9 / 16 |