SI Units
What is the SI unit for time?
Second
How many seconds in 1 hour?
3600 seconds/hour
What is the value for kilo-?
x 1000 or x 103
3.5 minutes = __________ seconds
210 seconds
Convert 3,456 m into scientific notation.
3.456 x 103 m
must have units to be correct!
What is the SI unit for mass?
kg
How many imperial pounds in a kilogram?
2.2 lbs/kg
What is the value of the prefix milli-?
x 1/1000 or
x 10-3
125 centimeters = __________ m
1.25 m
Convert 0.00369 into scientific notation
3.69 x 10-3
What is the SI unit for length?
meter
How many centimeters per inch?
2.54 cm/in
What is the value of the prefix centi-?
x 1/100 or
x 10-2
31,258 mm = ________ km
0.031258 km
Convert 328 km into meters with scientific notation.
3.28 x 105 m
What is the SI Unit for temperature?
Kelvin
How many feet are in a mile?
5,280 ft per mile
What is the value of the prefix mega-?
*Hint - think of the way data is measured...
x 1,000,000 or
x 106
439 mg = _______ kg
0.000439 kg
Convert 1.39 x 10-4 into standard form.
0.000139
What is the SI Unit for any of the following: (one correct answer necessary)
a) Amount of substance
b) Electric current
c) Luminous intensity
a) mole
b) ampere
c) candela
How many cm3 per milliliter?
1 cm3/ml
What is the value of the prefix hecta-?
x 100 or
x 102
15 weeks 2 days = ______ hours
2,568 hours
Convert 0.023 mg into grams in scientific notation.
2.3 x 10-5 g