Metrics and  Dimensional Analysis
Metric System
Metric System <ul><li>All units are multiples of ten </li></ul><ul><li>Consist of base unit and prefix </li></ul>
SI units <ul><li>Internationally agreed upon units </li></ul><ul><li>All scientists use these to measure </li></ul>
Dimensional Analysis
Dimensional Analysis <ul><li>Simple unit conversions; the idea of dimensional analysis </li></ul><ul><li>Convert 2 feet to...
Dimensional Analysis <ul><li>These both give us a relationship between in. and ft. </li></ul><ul><li>We use D.A. to cancel...
Dimensional Analysis <ul><li>The units cancel out leaving only </li></ul><ul><li>Giving us an answer of 24 in. </li></ul>
Dimensional Analysis <ul><li>Convert 48 inches to feet.  </li></ul>
Dimensional Analysis <ul><li>Convert 5 days to hours. </li></ul>
Dimensional Analysis <ul><li>How many seconds are there in 4 minutes? </li></ul>
Dimensional Analysis <ul><li>Convert 27.2 cm to meters. </li></ul>
Dimensional Analysis <ul><li>Sometimes our conversion requires more than 1 step. </li></ul><ul><li>Convert 1 Ms to hr. </l...
Dimensional Analysis <ul><li>Convert 147 cm/s to m/s </li></ul>
Dimensional Analysis <ul><li>Convert 60 miles/hour to feet/second </li></ul>
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Metric System and Dimensional Analysis

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Metric System and Dimensional Analysis

  1. 1. Metrics and Dimensional Analysis
  2. 2. Metric System
  3. 3. Metric System <ul><li>All units are multiples of ten </li></ul><ul><li>Consist of base unit and prefix </li></ul>
  4. 4. SI units <ul><li>Internationally agreed upon units </li></ul><ul><li>All scientists use these to measure </li></ul>
  5. 5. Dimensional Analysis
  6. 6. Dimensional Analysis <ul><li>Simple unit conversions; the idea of dimensional analysis </li></ul><ul><li>Convert 2 feet to inches </li></ul><ul><li>We need a conversion factor, a relationship between the units </li></ul>
  7. 7. Dimensional Analysis <ul><li>These both give us a relationship between in. and ft. </li></ul><ul><li>We use D.A. to cancel units </li></ul>
  8. 8. Dimensional Analysis <ul><li>The units cancel out leaving only </li></ul><ul><li>Giving us an answer of 24 in. </li></ul>
  9. 9. Dimensional Analysis <ul><li>Convert 48 inches to feet. </li></ul>
  10. 10. Dimensional Analysis <ul><li>Convert 5 days to hours. </li></ul>
  11. 11. Dimensional Analysis <ul><li>How many seconds are there in 4 minutes? </li></ul>
  12. 12. Dimensional Analysis <ul><li>Convert 27.2 cm to meters. </li></ul>
  13. 13. Dimensional Analysis <ul><li>Sometimes our conversion requires more than 1 step. </li></ul><ul><li>Convert 1 Ms to hr. </li></ul>
  14. 14. Dimensional Analysis <ul><li>Convert 147 cm/s to m/s </li></ul>
  15. 15. Dimensional Analysis <ul><li>Convert 60 miles/hour to feet/second </li></ul>
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