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July 28, 2014

July 28, 2014

Posted by **greg** on Thursday, June 16, 2011 at 12:12am.

- Physics -
**drwls**, Thursday, June 16, 2011 at 12:22amThe speed at the end of the 4 seconds is

0.5 + 1.0 = 1.5 m/s

The average speed during the 4 second interval is (0.5 + 1.5)/2 = 1.0 m/s

Multiply that average by 4 s for the distance travelled.

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