P 2.3 (Pg 1 of 2) Metric Review and Converting Derived & Compound Units

P 2.3 (pg 1 of 2) Metric Review and Converting Derived & Compound Units

Name the metric “base” unit for the following measurements:

1.  length ______

2.  mass ______

3.  volume ______

4.  temperature ______

5.  1 ml is equal to how many cm3 ? ______

Derived and Compound Units - Make the following metric conversions:

6.  78.3 cm3 ______dm3

7.  1.05 km2 ______m2

8.  15 cm3 ______L

9.  0.060 cm3 ______ml

10.  45.3 m2 ______cm2

11.  0.0058 m3 ______cm3

12.  0.0407 dm3 ______mm3

13.  0.103 L ______cm3

14.  0.62 g/ml ______g/L

15.  0.370 g/mm3 ______g/cm3

16.  9.70 g/ml ______kg/L

17.  88 g/dm3 ______kg/cm3

18.  9.2 kg/ml ______g/ml

19.  0.0710 g/L ______g/ml

20.  12 kg/L ______g/ml

Review − Make the following metric conversions:

21.  32 mg ______g

22.  0.260 L ______ml

23.  5.61 km ______mm→

24.  0.044 km ______m

25.  4.6 mg ______g

26.  8.9 m ______dm

27.  0.107 g ______cg

28.  7.38 g ______kg

29.  6.7 s ______ms

30.  0.065 km ______dm

31.  42.7 L ______ml

32.  642 cg ______kg

33.  8.73x109 mg ______kg

34.  Which of the following linear measure is the longest?

hint: convert all the measurements to the same units - doesn't matter which units as long as they are all the same.

a.  6 × 102 cm

b.  0.06 km

c.  6 × 105 dm

d.  6 × 106 mm

ANSWERS

ANSWERS

P 2.3 (pg 1 of 2) Metric Review and Converting Derived & Compound Units

1.  meters

2.  grams

3.  Liters

4.  ºC

5.  the same 1.0 cm3 ….memorize it.

P 2.3 (pg 1 of 2) Metric Review and Converting Derived & Compound Units

Derived Units

6.  0.0783 dm3

•  Remember when changing cubed and squared units, you move the decimal point the appropriate number of places per the prefix change but ×2 if squared units and ×3 if cubed units.

7.  1,050,000 m2

8.  0.015 L Don’t forget that 1 cm3 = 1 ml.

9.  0.060 ml

10.  453,000 cm2

11.  5800 cm3

12.  40,700 mm3

13.  103 cm3

14. 

15. 

16. 
(In effect the unit changes cancel each other out.)

17.  (Again, the unit changes cancel each other out.)

18. 

19. 

20. 
(Again, the unit changes cancel each other out.)

17. ERROR!!! Answer = 8.8 x 10-5

P 2.3 (pg 1 of 2) Metric Review and Converting Derived & Compound Units

More Review

21.  0.032 g

22.  260 ml

23.  5,610 m 5,610,000 mm

24.  44 m

25.  0.0046 g

26.  89 dm

27.  10.7 cg

28.  0.00738 kg

29.  6,700 ms

30.  650 dm

31.  42,700 ml

32.  0.00642 kg

33.  8.73 × 103 kg

34.  Convert each to same units (I chose cm) then compare

a.  600 cm

b.  600 cm

c.  6,000,000 cm

d.  600,000 cm

clearly c is the larger measurement