Labels:bulletin board | clock | crt screen | field | grandstand | lodestone | monitor | reckoner | screen | sky | streetlight | windowpane OCR: What vel locity? During pinball game ball may roll down the field ata speed meters per second m/s) After hitting lever flipper might still be rolling at2 m/s but this time back up the field A both times the ball is moving the same speed but with different velocity An object's velocity 1s defined by two things: both the obiect speed and the direction that the object 1s moving in like ve locity (which has both size and direction) is called vector You can show which direction something 18 moving in by using positive and negative vel ocities For example the ball rolling downhill is moving C+ m/s the ball rolling uphill would be moving at m/s quantity
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