Define This!
C/C
List
Experiments
The Answer is...
100
Anything that has mass and takes up space.
What is matter.
100
Mass and weight
Both are measurements of matter. Mass is the amount of matter present, weight is the effect of gravity on matter.
100
The indications that a chemical reaction has occured.
What is color change, energy change, gas released, formation of a precipitate.
100
The variable that you change in an experiment, it goes on the x axis when graphing data.
What is independent or controlled variable.
100
How many Sig Figs are in 12345
What is 5
200
Defined as the capacity to do work.
What is energy.
200
precision and accuracy
Both describe measurements. Precision is agreement among measurements, accuracy is closeness to the accepted value.
200
These are the physical separation techniques discussed in class.
What is evaporation, distillation, decanting, filtering, and chromatography
200
The variable that is measured in the experiment, it goes on the y axis when graphing data..
What is dependent variable.
200
How many Sig Figs are in 867.5309
What is 7
300
States that matter can not be created nor destroyed.
What is The Law of Conservation of Mass.
300
quantitative and qualitative
Both describe properties of matter. Quantitative describes how much, qualitative describes the type of matter.
300
Provide the SI symbol for each: length: mass: time: temperature:
What is: m kg s K
300
This is used in an experiment to verify results. It is a sample with the independent variable removed.
What is a control.
300
Express the answer to the correct # of sig figs: 12x12 =?
What is 140
400
The 4 states of matter are
What is solid, liquid, gas, plasma
400
solute and solvent
Both are parts of a solution. Solute is the lesser component, solvent is the greater component by volume.
400
List the numerical value for each metric prefix listed below: k: c: m: u: n:
What is: 1000 one thousand 0.01 one hundredth 0.001 one thousandth 0.000 001 one millionth 0.000 000 001 one billionth
400
What is the % Error if you measure the length of a piece of wire at 9.6 cm but the accepted value is really 10.0 cm?
What is 4 %
400
Express the answer to the correct # of sig figs: 10.5 + 2.51 = ?
What is 13.0
500
Another name for a homogeneous mixture is...
What is a solution.
500
intensive and extensive properties
Both describe physical characteristics of matter. Intensive is independent of the sample size, extensive depends on the sample size.
500
List the 5 Steps of the Scientific Method
What is: Make Observations Form a Hypothesis Design and perform an Experiment Record and Analyze Data State a Conclusion
500
11 kg = ? mg
What is 11 000 000 mg
500
Find the density and express the answer to 3 sig figs A sample has a mass of 20.0 g and a volume of 5.00 mL. Its density is:
What is 4.00 g/ml
M
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