## Metric #2 Test

_____ 1. A car has an engine size of 427 cubic inches. What is the engines displacement in liters? (1 in3 = 16.4 cm3)

1. 4.29 L
2. 5.74 L
3. 8.67 L
4. 7.00 L

_____ 2. What is 35.0oC in oF?

1. 115oF
2. 140oF
3. 46oF
4. 95oF

_____ 3. What Temperature on the Celsius scale is exactly the same temperature on the Fahrenheit scale?

1. 32
2. None
3. Zero
4. -40

_____ 4. A liter is equal to _____?

1. 100 cm3
2. 1000 cm3
3. 1.0 cm3
4. 10.0 cm3

_____ 5. The size of a Kelvin degree is the same size as a _____ degree.

1. Fahrenheit
2. Rankine
3. Celsius
4. Calorie

_____ 6. The zero point on the Kelvin temperature scale was determined by _____.

1. The boiling point of water
2. The freezing point of water
3. The absolute coldest possible temperature
4. the freezing point of ocean water

_____ 7. The fundamental unit of mass in the SI or metric system is the _____.

1. foot
2. yard
3. gram
4. meter

_____ 8. How many milliliters are there in one liter?

1. 0.001
2. 0.010
3. 100
4. 1000

_____ 9. Which of the following is not a temperature scale?

1. Kelvin
2. Fahrenheit
3. Calorie
4. Celsius

_____ 10. The weight of an object is not affected by gravity.

1. True
2. False

_____ 11. Why are SI units easier to use than English Units?

1. The English system doesn't have a unit of mass
2. The SI system is based on multiples of ten
3. We are more familiar with SI system units
4. The early scientists published their work with SI System Units

_____ 12. Which of the following is true about the SI system of Units.

1. It is the international system of standards
2. It contains seven fundamental units.
3. It involves decimal conversions
4. All of the above

_____ 13. What is the coldest possible temperature on the Celsius scale?

1. 0.0oC
2. -273oC
3. 273oC
4. 373oC

_____ 14. Which of the following is not a unit of volume?

1. liter
2. cm3
3. milliliter
4. cubic meter
5. square foot

_____ 15. 32 degrees Fahrenheit is the same temperature as _____ Kelvin.

1. 100
2. 273
3. 32
4. 373
5. 0

_____ 16. What is the conversion factor for converting centimeters to inches?

1. 2.54 in/cm
2. 2.54 cm/in
3. 454 cm/in
4. 2.2 in/cm
5. 2.2 cm/in

_____ 17. The price of gold is about 320 dollars per Troy ounce. What is the price in cents per gram? Assume there are 31.1 grams in oneTroy ounce.

1. 12.9 cents/gram
2. 1028 cents/gram
3. 3505 cents/gram
4. 1005 cents/gram

_____ 18. If oranges were 45 cents/lb how many kilograms of oranges can you buy with 9 dollars and 45 cents?

1. 6.5 Kg
2. 14.4 Kg
3. 9.5 Kg
4. 4.4 Kg
5. 5.2 Kg

_____ 19. Convert 37oC to Kelvin.

1. 334o K
2. 426oK
3. 351oK
4. 310oK
5. 326oK

_____ 20. How many milligrams are in 0.2 lbs?

1. 82,200 mg
2. 90,800 mg
3. 37,400 mg
4. 374,000,000 mg

_____ 21. Convert 255oK to oC.

1. -118oC
2. 428oC
3. 118oC
4. -18oC

_____ 22. Convert 13.6 g/mL to lb/L

1. 30 lb/L
2. 52 lb/L
3. 30,000 lb/L
4. 11.2 lb/L

_____ 23. A heavyweight boxer weighs 100 Kg. What is his weight in pounds? (454 g = 1 pound)

1. 220 lbs
2. 209 lbs
3. 198 lbs
4. 4.8 lbs

_____ 24. A yellow silicon dioxide film has a thinkness of 0.86 microns. Express this thickness in millimeters. ( 1 mm = 1000 microns)

1. 8.6 X 10-4 mm
2. 3.4 X 10-5 mm
3. 8.6 X 10-8 mm
4. 8.6 X 103 mm
5. 3.9 X 102 mm

_____ 25. If the density of aluminum (Al) is 2.70 g/mL what is the volume of 1 pound of aluminum?

1. 2.70 L
2. 0.168 L
3. 4.54 L
4. 2.2 L