Physics Homework 29 Aug-2 Sep 2011
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Physics Homework 29 Aug – 2 Sep 2011 Name: __________________________________________ Period:______ 1. The earth travels at 68,000 miles/hour as it moves around the sun. How many miles does the earth travel in one trip around the sun? 2. You drive 200 miles in 3 hours before stopping for 30 minutes for lunch and gas. After lunch you travel 150 miles in an hour and a half. What was your average speed for the trip? 3. Calculate the average velocity of a dancer who moves 5 m toward the left of the stage over the course of 15 s. 4. Calculate the acceleration of a bus whose speed changes from 6 m/s to 12 m/s over a period of 3 s.
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Homework for week 1
Transcript of Physics Homework 29 Aug-2 Sep 2011
Physics Homework 29 Aug – 2 Sep 2011
Name: __________________________________________ Period:______
1. The earth travels at 68,000 miles/hour as it moves around the sun. How many miles does the earth travel in one trip around the sun?
2. You drive 200 miles in 3 hours before stopping for 30 minutes for lunch and gas. After lunch you travel 150 miles in an hour and a half. What was your average speed for the trip?
3. Calculate the average velocity of a dancer who moves 5 m toward the left of the stage over the course of 15 s.
4. Calculate the acceleration of a bus whose speed changes from 6 m/s to 12 m/s over a period of 3 s.
5. If the earth spins on its axis at 1100 miles/hour, what is the speed of the Earth's rotation in feet per second?
