1. Objectives: Catalyst:
Welcome to day 6!!!!!!
Objectives:
SWBAT Convert between SI Units
SWBAT Use dimensional analysis method of conversions
Catalyst:
Why would it be important to have one universal system of measurement that everyone uses?

2. Agenda 8/24 Converting between SI Units
Using dimensional analysis method of conversions
Practice makes perfect!!!!

3. 5pts extra credit if everything in by Friday!
Lab Fee, Safety Contract, Notebook Set-up & Extra Item

4. SI System/Dimensional Analysis Method

5. SI System & Dimensional Analysis Method
Key point #1: The SI System is a way of measuring in science

6. SI System & Dimensional Analysis Method
SI System – Le System International – a universal measuring system.

7. SI System & Dimensional Analysis Method
Key point #2: SI prefixes can be used with ANY of the SI units

8. SI System & Dimensional Analysis Method
Basic Units:
Length – meter (m)
Mass – kilogram (kg)
Volume – liter (L)
Density – (kg/L) or (kg/m3)

9. SI System & Dimensional Analysis Method
Prefixes:
King kilo
Henry hecto 100
Died deka 10
By base unit 1

10. SI System & Dimensional Analysis Method
Prefixes:
Drinking deci .1
Chocolate centi
Milk milli

11. SI System & Dimensional Analysis Method
The quick way to doing conversions with these units…

12. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
Note: these prefixes can be used with ANY of the SI units!

13. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
kL HL DaL L dL cL mL
Move decimal to left (Take off Zeroes)

14. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
5.63 km

15. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
5.63 km
5630 m

16. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
5.63 km
5630 m
563,000 cm

17. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
231 dm
How many meters?

18. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
23.1 m
231 dm
How many kilometers?

19. SI System & Dimensional Analysis Method
Move decimal to right (Add Zeroes)
km Hm Dam m dm cm mm
Move decimal to left (Take off Zeroes)
.0231 m
23.1 m
231 dm

20. SI System & Dimensional Analysis Method
3.45 km = ? mm
22,000 dL = ? hL
14 cg = ? kg

21. SI System & Dimensional Analysis MethodKm Hm
Dam m Dm Cm Mm
Add Zeroes
Take off Zeroes

22. SI System & Dimensional Analysis MethodKm Hm
Dam m Dm Cm
Mm 3,450,000
Add Zeroes
Take off Zeroes

23. SI System & Dimensional Analysis Method
3.45 km = 3,450,000 mm
22,000 dL = ? hL
14 cg = ? kg

24. SI System & Dimensional Analysis MethodKm Hm
Dam m
Dm 22,000 Cm Mm
Add Zeroes
Take off Zeroes

25. SI System & Dimensional Analysis MethodKm
Hm 22
Dam m
Dm 22,000 Cm Mm
Add Zeroes
Take off Zeroes

26. SI System & Dimensional Analysis Method
3.45 km = 3,450,000 mm
22,000 dL = 22 hL
14 cg = ? kg

27. SI System & Dimensional Analysis MethodKm Hm
Dam m Dm
Cm 14 Mm
Add Zeroes
Take off Zeroes

28. SI System & Dimensional Analysis MethodKm Hm
Dam m Dm
Cm 14 Mm
Add Zeroes
Take off Zeroes

29. SI System & Dimensional Analysis Method
3.45 km = 3,450,000 mm
22,000 dL = 22 hL
14 cg = kg

30. SI System & Dimensional Analysis Method
Times and draw your line…

31. SI System & Dimensional Analysis Method
1 ft = 12 in 3 ft = 1yard
1 km = .62 mi 1 mi = 5280 ft
1 in = 2.54 cm

32. SI System & Dimensional Analysis Method
35 feet = ? inches

33. SI System & Dimensional Analysis Method
35 ft
X =

34. SI System & Dimensional Analysis Method
35 ft ft
X =

35. SI System & Dimensional Analysis Method
35 ft in ft
X =

36. SI System & Dimensional Analysis Method
35 ft in
1 ft
X =

37. SI System & Dimensional Analysis Method
35 ft in in
1 ft
X =

38. SI System & Dimensional Analysis Method
.7 km = ? ft

39. SI System & Dimensional Analysis Method
1 ft = 12 in 3 ft = 1yard
1 km = .62 mi 1 mi = 5280 ft
1 in = 2.54 cm

40. SI System & Dimensional Analysis Method
.7 km X

41. SI System & Dimensional Analysis Method
.7 km km X

42. SI System & Dimensional Analysis Method
.7 km mi km X

43. SI System & Dimensional Analysis Method
.7 km mi
1 km X

44. SI System & Dimensional Analysis Method
.7 km mi
1 km
X X =

45. SI System & Dimensional Analysis Method
.7 km mi
1 km mi
X X =

46. SI System & Dimensional Analysis Method
.7 km mi ft
1 km mi
X X =

47. SI System & Dimensional Analysis Method
.7 km mi ,280 ft
1 km mi
X X =

48. SI System & Dimensional Analysis Method
.7 km = ft

49. SI System & Dimensional Analysis Method
5 km = ? in

50. SI System & Dimensional Analysis Method
1 ft = 12 in 3 ft = 1yard
1 km = .62 mi 1 mi = 5280 ft
1 in = 2.54 cm

51. SI System & Dimensional Analysis Method
Km 5 Hm
Dam M Dm Cm Mm
Add Zeroes
Take off Zeroes

52. SI System & Dimensional Analysis Method
Km 5 Hm
Dam M Dm
Cm 500,000 Mm
Add Zeroes
Take off Zeroes

53. SI System & Dimensional Analysis Method
500,000 cm
X =

54. SI System & Dimensional Analysis Method
500,000 cm cm
X =

55. SI System & Dimensional Analysis Method
500,000 cm in cm
X =

56. SI System & Dimensional Analysis Method
500,000 cm in
2.54 cm
X =

57. SI System & Dimensional Analysis Method
500,000 in
2.54 =

58. SI System & Dimensional Analysis Method
500,000 in ,850.4 in
2.54 =

59. SI System & Dimensional Analysis Method
800 mi = ? km

60. SI System & Dimensional Analysis Method
800 mi = 1,290.3 km

61. SI System & Dimensional Analysis Method
800 in = ? hm

62. SI System & Dimensional Analysis Method
800 in = .203 hm