Mini-quiz on Dimensional Analysis

It would do well for you to solve each of these problems in your notebook using the factor-label method.

1. Convert 2 km to cm?

200 cm

2,000 cm

200,000 cm

2. Convert 1500 cm3 to L?

.15 L

1500 L

1.5 L

3. Convert 265 cg to kg?

2.65 kg

.0265 kg

.00265 kg

4. Convert 14.2 ml to cc?

14.2 cc

.142 cc

1.42 cc

5. Convert 42 m3 to mm3?

.0000000042 (4.2e-9)

42,000,000 (4.2e7)

42,000,000,000 (4.2e10)

6. Convert 200 mm3 to cc?

200 cc

.2 cc

2 cc

7. How many seconds in a millenium (1000 years)?

3.15e8 seconds

3.15e10 seconds

3.15e13 seconds

8. If 1 inch = 2.54 cm convert 33 km/hr to cm/min?

550 cm/min

55,000 cm/min

5500 cm/min

9. If 1 kg = 2.2 pounds and 1 pound of a scrap metal cost $2 how much could you get for 342 hg of scrap metal?

Around $120

Around $130

Around $150

10. How many minutes have you been alive?

7,884,000 minutes.

8,409,600 minutes.

8,935,200 minutes.