“Reading Measurement Scales”

•MNI = marked number interval

•AMI = adjacent number interval

1.3 8 10

MNI =

AMI =

1.0 units0.5 units

2.20 50

MNI =

AMI =

10.0 units1.0 units

3.

30 40

MNI =

AMI =

10.0 units2.0 units

4.40 60 90 100

MNI =

ANI =

10.0 units5.0 units

5.50 200

MNI =

ANI =

50.0 units10.0 units

“Volumes and

Densities”

A

1. Volume =

2. Density = 2 g/cm3160 cm3

B

3. Volume =

4. Density =

27 cm3

1.75 g/cm3

C

5. Volume =

6. Density =

5 832 m3

150 kg/m3

D

7. Volume =

8. Density =

11.25 cm3

1.64 g/cm3

E

9. Volume =

10. Density =

144 m3

1 900 kg/m3

F

11. Volume =

12. Density =

40 cm3

0.75 g/cm3

G

13. Volume =

14. Density =

72 cm3

0.9 g/cm3

H

H

15. Volume =

16. Density =

25 cm3

8.2 g/cm3

Initial

Final

I

I

17. Volume =

18. Density =

50 cm3

2.85 g/cm3

Initial

Final

19. Which if any of the objects A through G would float if placed in water?

C = 150 kg/m3

F = 0.75 g/cm3

G = 0.9 g/cm3

“Using Laboratory Measuring Devices”

6.5 grams

8.3 grams

5.8 grams

1.7 grams

7 grams

40 grams

0.52 grams

40g +7g +0.52g = 47.52 g

0.52 grams

47.52 g

100 grams20 grams

9 grams

129.07 grams

0.07 grams

12.5 cm

11.3 cm

13.25 cm

13.95 cm

10.3 cm

12.0 cm

9.67 cm

12.94 cm

14.31 cm

11.7 cm

A

67.3 mL

B

32.4 mL

(0.5 mL)

C

81.1 mL

D

47.7 mL

(0.5 mL)

E

2.35 mL

(0.1 mL)

F

64.0 mL

G

30.7 mL(0.5 mL)

H

84.5 mL

I

49.7 mL

(0.5 mL)

J

3.1 mL

(0.2 mL)

A

-2.4 °C

B

37.95 °C

C

8.2 °C

D86.6 °C

E

-10.2 °C

F

34.8 °C