SC 130 Physical Science quiz 9 • Name:

1. __________________ On Thursday the ninth of November I went out on a moderately long jog to the airport and back home. I reached the airport in 28 minutes and 28 seconds. I realized that I might slow down on the way back home, but I also knew that a time of over an hour would make the calculation for you today harder. So I pushed hard on the way home to beat an hour. I made it home before an hour had elapsed. I ran a total of 7.95 km in 55 minutes and 50 seconds. What was my pace in minutes per kilometer?
2. __________________ On my 7.95 km run in 55 minutes and 50 seconds, what was my average speed in meters per second?
3. __________________ Does a north pole of a magnet attract or repel the north pole of another magnet?
4. __________________ An El Niño brings what kind of weather to Micronesia?
5. __________________ What happens to sea level in Miconesia during an El Niño?
6. __________________ An La Niña tends to bring what kind of weather to Micronesia?
7. __________________ What happens to sea level in Miconesia during an La Niña?
8. __________________ What are we in now, an El Niño or a La Niña?
9. __________________ When are we likely to change?
10. __________________ When is Pohnpei more likely to have tropical storms and typhoons, during an El Niño or a La Niña?
11. __________________ A light bulbs uses 0.18 amps at 1.5 volts. Use V = iR to calcalulate the resistance R in ohms.
12. __________________ The LCD computer monitor on my desk uses 1.8 amps at 12 volts. Use P = iV to work out the power consumed by the monitor in watts.
13. __________________ The fan in my office uses 0.45 amps at 120 volts. Use P = iV to work out the power consumed by the monitor in watts.
14. Sketch the magetic force field lines around a rectangular magnet.