3-Aut1-B

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Outcomes

  • Pupils can recall the order of the prefixes from tera to pico
  • Pupils appreciate that each standard prefix the exponent is divisible by 3
  • Pupils can begin to recall the value of each prefix

Specification References

none

Starter

offer the choice of the following amounts of gold (or sweets or whatever); 0.0004kg, 556mg, 0.65g or 368,000μg. Try to get across why we need prefixes

Main Body of Lesson

  • Discuss the centi prefix; they will be most familiar with this prefix and should use it when applying other prefixes
  • Discuss milli and kilo; again they should be familiar with these.
  • Pupils to complete the table on question sheet P3002, try to get them to spot the fact the x10x goes up in 3s
  • Introduce the Terrible Gigantic Mega Killer MUNP; this is one way to remember the order to prefixes. If they can remember kilo they can work from there
  • Pupils to complete the questions on sheet P3002
  • Potential laptop work or H/W The prefix matching game could be a fun homework with pupils attempting to get the best time possible http://140.106.224.23/nickreeder/Flash/engPrefix.htm or show as a competition on the white board

Plenary

Homework

Additional Information

Resources Required

Textbook References

Website References

Skills Addressed

Safety/Hazards

Notes