1. Introducing…..

2. The Metric System

3. The metric system is also known as SI: The International System. of
The metric system is also known as SI: The International System of Units

4. The metric system is a system of measurement.

5. Why do scientists use the metric system?

6. 1. It is based on the number 10.

7. 2. It is easy to share and compare results and observations.

8. 3. It is based on the decimal system.

9. Commonly Used Metric System Units, Symbols, and Tools

10. Quantity. Unit. Symbol. Tool. Length. Meter. m. ruler. Volume/capacity
Quantity Unit Symbol Tool Length Meter m ruler Volume/capacity Liter L graduated cylinder/beaker Mass Gram g triple beam balance Temperature Kelvin K thermometer Celsius o C Time Second s clock

11. Prefix Amount Symbol Example kilo k kilogram (kg) hecto h hectoliter (hL) deca 10 da decameter (dam) ____ 1 ____ meter (m), gram (g), liter (L) deci d decigram (dg) centi c centimeter (cm) milli m milliliter (mL)

20. Conversion
Stepping Up
and
Stepping Down

21. milli
centi
deci
Stepping Down
(divide by 10)
deca
Gram
Liter
Meter
hecto
kilo
Stepping Up
(multiply by 10)

22. Meters, Liters, and Grams
Meters, Liters and Grams - YouTube

23. Let’s Practice!

24. The mass of a car is about
A. 1,540 mg
B g
C. 1,500 kg
D. 100 kg

25. C. 1,500 kg

26. A drinking glass holds about liquid.
A. 8 L
B. 200 mL
C. 750 mL
D. 2 L

27. B. 200 mL

28. A bucket can hold about liquid.
A. 1 L
B. 8 L
C. 500 mL
D. 30 mL

29. B. 8 L

30. To measure the capacity of a carton of milk, use:
A. grams
B. kiloliters
C. kilograms
D. liters

31. D. liters

32. To measure the mass of a dictionary, use:
A. tons
B. kilograms
C. milliliters
D. liters

33. B. kilograms

34. To measure the capacity of a pitcher of lemonade, use:
A. tons
B. kilograms
C. milliliters
D. liters

35. D. liters

36. To measure the mass of a quarter, use:
A. milliliters
B. kilograms
C. grams
D. liters

37. C. grams

38. To measure the length of a candy bar, use:
A. grams
B. meters
C. centimeters
D. inches

39. C. Centimeters

40. To measure the mass of a truck, use:
A. kilograms
B. liters
C. kiloliters
D. grams

41. A. kilograms

42. To measure the mass of a feather, use:
A. milliliters
B. milligrams
C. kilograms
D. kiloliters

43. B. milligrams

44. To measure the mass of a sheet of notebook paper, use:
A. milliliters
B. milligrams
C. kilograms
D. kiloliters

45. B. milligrams

46. To measure the mass of a tuba, use:
A. liters
B. kiloliters
C. grams
D. kilograms

47. D. kilograms

48. To measure the length of Highway 49, use:
A. grams
B. meters
C. centimeters
D. kilometers

49. D. kilometers

50. Next time we meet, we will do metric conversion. Yahoo!!!!