# prob01 - 6 A car is driven at an average speed of 100 km/h...

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Instructions Complete the following exercises in class on Monday, May 16. Feel free to work together in groups or to consult with your instructor. These exercises are for your bene±t and need not be turned in. Make sure you understand all of the material! 1. Convert the following numbers into scienti±c notation: A) 1,345,778,000 B) 0.0002345 C) 1,435,000 D) 0.00556 2. Measure your height in meters. Convert this height into centimeters, millimeters, nanometers, and kilometers. 3. Make the following calculations. Write your ±nal answer in scienti±c notation. Make sure you express your answers in the proper units! A) 356 kg x 2.4 m/s B) 1 x 10 8 sec / 3.0 x 10 -7 km C) 2,657,789 liters x 5672 m/s / 2006 km D) meters x m/s / liters/m 4. What is the average speed , in km/h, for a car that travels 22 km in exactly 15 minutes? 5. Suppose a radio signal travels from earth through space at a speed 3 x 10 8 m/s. How far into space did the signal travel during the ±rst hour?

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Unformatted text preview: 6. A car is driven at an average speed of 100 km/h for two hours, then at an average speed of 50 km/ h for the next hour. What was the average speed for the three-hour trip? Summer 2011 1 Problem Set 01 P ROBLEM S ET 1 G ENERAL S CIENCE 121 S UMMER 2011 7. Interpret the following position vs. time graph: Time Position 8. Describe the motion illustrated in the graph below:-15-10-5 5 10 15 Velocity (m/s) 60 50 40 30 20 10 Time (s) 9. Make a position vs. time graph of the following situation: Travel 3 seconds at a constant positive velocity. Then, travel 2 seconds at zero velocity followed by 5 seconds of constant acceleration. 10. Make a velocity vs. time graph of the following situation: First, travel 3 seconds with a constant acceleration. Next, travel 2 seconds with a constant deceleration, followed by 4 seconds of constant positive velocity. Summer 2011 2 Problem Set 01...
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## This note was uploaded on 05/23/2011 for the course GSCI 121 taught by Professor Niculescu,m during the Summer '08 term at James Madison University.

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prob01 - 6 A car is driven at an average speed of 100 km/h...

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