Science 20 - unit B

Science 20 - Unit B Physics. Chapter 1 – motion. B1.1 – 1.3 Review: Average Speed & Velocity. ... The truck and empty flatbed trailer have a combined mass of 2920kg. The winter driving conditions require extra caution because the midday sun has melted just enough of the packed snow to add a thin layer of water between the tires and the road ... ................
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