0.2 Dimensional Analysis, Unit Conversions, and Conversion Factor

what SI unit measures mass?

kilogram

what SI unit measures length?

meter

what SI unit measures volume?

cubic meter

what SI unit measures temperature?

kelvin

what SI unit measures time?

seconds

what metric unit measures mass?

gram

what metric unit measures length?

meter

what metric unit measures volume?

liter

what metric unit measures temperature?

celsius degree

what metric unit measures time?

seconds

for mass and volume, the default SI unit is (kg and cubic meter) is…

1000 times the default metric unit

formula for kelvin in terms of celsius?

kelvin = celsius + 273

1 kilogram is how many pounds?

2.205 pounds

1 meter is how many feet?

3.280 feet

1 cubic meter is how many gallons?

264.2 gallons

1 mL is how many cubic centimeters?

1 cubic centimeters

1 deka is…

10 to the power of 1

1 hecto is…

10 to the power of 2

1 kilo is…

10 to the power of 3

1 mega is…

10 to the power of 6

1 deci is…

10 to the power of -1

1 centi is…

10 to the power of -2

1 milli is…

10 to ther power of -3

1 micro/mew is…

10 to ther power of -6

1 nano is…

10 to the power of -9

centi, milli, deka are all examples of…

metric prefixes

1 centimeter is equivalent to…

(10 to the power of -2) meters

a good mnemonic for metric prefixes is… (type in 1’s to separate degrees of 10)

My great glorious King Henry Died By drinking chocolate milk in a maddening nature

the word “By“ in the mnemonic represents…

the base (or 10 to the power of 0)

when converting from larger unit to a smaller unit, you go ____ on the mnemonic phrase

right

when converting from smaller unit to larger unit, you go ____ on the mnemonic phrase

left

what is the density of liquid water?

1 gram/milliliter

what is the formula for area?

length times width

what is the formula for volume?

length times width times height

what is the formula for density?

mass divided by volume

what is the formula for concentration?

amount divided by volume

what is the formula for speed?

length over time

what is the formula for acceleration?

speed over time

what is the formula for force?

mass times acceleration

what is the formula for energy?

force times length

when converting units from one to another, ALWAYS

write the units

what two SI units are 1000x their metric unit counter parts?

kilogram and cubic centimeters

what is the difference between Mg and mg?

Mg is megagram, while mg is milligram

why is the first letter of an SI unit abbreviation important?

if it is capitalized, it is bigger than the base unit. if it is lowercase, it is smaller than the base unit

what four words of the mnemonic phrase don’t represent any real prefix?

great, glorious, in, and a

one step left of the mnemonic phrase represents…

a step up the degree of 10

one step right of the mnemonic phrase represents…

one step down the degree of 10