Scientific Method
Logical method of problem solving.
What is the scientific method?
The base unit of length.
What is the meter (m)
0.000000456 in scientific notation.
What is 4.56 X 10^-7?
The prefix for 1/100
What is centi?
The use of senses and devices in the lab to obtain information
What is observation?
The base unit of mass.
What is the gram (g)?
4.0x10^6 g in decimal notation.
What is 40,00000.0 g
The prefix for 1,000
What is kilo-?
A statement based on observations and prior knowledge.
What is the conclusion?
The base unit of volume
What is a liter?
8.6X10^8 divided by 2.0x10^-3
What is 4.3X10^11?
Mega
What is the prefix for one million?
Type of observation which includes numbers and units.
What is quantitative?
The number of ml in 1 cm^3
What is 1 ml?
(1.5x10^2)(2.3x10^-5)
What is 3.5x10^-3?
deci-
What is the prefix for 1/10th?
An educated guess.
What is the hypothesis?
Measured numbers plus one estimated number.
What are the significant figures?
420,000 in scientific notation
What is 4.2x10^5?
The prefix for 1/1000
What is milli-?
Factors that can be changed in an experiment.
What are the variables?
Two things included by a measurement.
What are a number and units?
0.0000008 in scientific notation
What is 8.0x10-7?
micro-
What is the prefix for 1/1,000,000?
A factor that is held constant.
What is the control?
Measurement of average kinetic energy.
What is the temperature?
4.874x10^6 divided by 2.6x10-5
What is 1.9x10^11?
A statement of fact expressed as a fraction equaling one.
What is a conversion factor?
The factor which is changed by the scientist in the experiment.
What is the independent variable?
The volume reading of a graduated cylinder after dropping a 4.5 cm^3 object in 53.5ml of water.
What is 58 ml?
(8.1x10^4)(6.455x10^-4)
What is 5.2x10^1?
37,000micrograms to kilograms
What is 3.7x10^-5 kg?
The factor which changes as a result of the experiment.
What is the dependent variable?
The mass of an empty beaker when the mass of the beaker and an 8.7 g object are 29.0g.
What is 20.3 g?
(7.0x10^-5)+ (5.0x 10^-3)
What is 5.1x10^-3?
20 km to feet
What is 7x10^4 feet?
Observation or Conclusion? Propane is being emitted from my stove.
What is a conclusion?
Formula used to find the volume of a rectangular solid.
What is V=LWH?
(4.58x10^-5) divided by (3.2 x 10^-2)
What is 1.4x10^-3?
23 gallons to mL (1 fluid oz =33 ml)
9.7x10^4 mL