Significant Figures
digits that are significant. (list one)
what are nonzero digits, interior zero digits, and trailing zero digits after an implied decimal point?
unit that measures the quantity of length
What is a meter?
method of converting one particular type of unit to another
what is dimensioinal analysis?
calculating density
what is mass divided by volume?
calculation of mass
density x volume
2.9 x 10^5
what is two significant digits?
unit that measures the quantity of temperature
What is kelvin?
factor that allows units to change from one to another
what is a conversion factor?
given that titanium has a density of 4.50 g/cm^3 and iron has a density of 7.8 g/cm^3, the most dense element is.....
What is iron?
the number of significant digits in 900.0
what is 4 signicifant digits?
100,000
what is ambiguous?
unit system for science measurements based on the metric system
what is the International System of Units?
the height from the floor to the ceiling is 194 cm. The height in feet is.....
What is 6.36 feet?
a sample of a liquid has a volume of 22.5 mL and a mass of 27.2 g. The density is....
What is 1.21 g/mL?
12.5 cg to ___ kg
what is 1.25 x 10^-4?
5.02 x 89.665 x 0.10
What is 45?
SI prefix multiplier symbol,da, has the meaning....
What is 10?
a bus is able to travel 48 mi/gal, this means that the bus is able to travel __ km/L. (in one mile, there are 1.609 km and for one gallon there are 3.785 L)
what is 20.4 km/L?
a liquid substance is 1.32 g/cm^3, the volume measured to deliver 68.4 grams is..... (1 cm^3 has 1.32 grams)
what is 51.8 mL?
calculated density of a 68.50 g solid object that measues 5.1 cm by 6.9 cm by 3.9cm
What is 0.48 g/cm^3 ?
5.74+0.823+ 2.651
What is 9.21?
the prefix giga means....
what is billion?
there are 16.387 cm^3 in 1 in^3 . 1255 cm^3 would be _____ in^3
76.59 in^3
the density of Au
19.3 g/cm^3
a UFO was traveling at an average speed of 27,000 mph. The speed in km/sec is.... (1.609 km= 1 mile)
what is 12 km/sec?