Quantitative V. Qualitative
Are quantitative properties of matter physical or chemical?
Physical!
What tool do we use to measure mass?
scale
What is the definition of a chemical change?
One or more substances transform into an entirely new substance.
What is a greek prefix, commonly used in the naming of chemicals/substances, that means two?
"bi" or "di"
What does quantitative mean?
Quantitative means it can be measured. "quantity."
Name one qualitative property of matter.
(answers vary)
What do you call the substances that COME OUT of a chemical reaction?
products
what was the name of the visual puzzles we solved as a class?
REBUS puzzles
What is the property of matter that means "how well as substance dissolves in a liquid?
Solubility
What unit of measurement do we use to measure density?
grams per mililiter (g/mL)
Name one property of a chemical change
(answers vary)
what does the abbreviation "i.e." stand for or mean?
What was the phrase Mr. Micah taught you to remember the difference between Quantitative and Qualitative properties of matter?
I can SEE the quality, I can MEASURE the quantity.
Name the tool and unit of measurement used to measure size in science.
meters, meter stick.
What is a physical change that could also be the sign of a chemical change/reaction?
A change in color, a change in odor, etc.
what do you call the glass tools that we use to help measure volume?
beakers
quantitative and qualitative notes are usually taken simultaneously when describing matter. Give an example of qualitative and quantitative descriptions of the vinegar used in yesterday's lab.
quantitative (the amount of vinegar we used, such as 50mL.)
qualitative (transparent, acidic liquid.)
Answers vary.
What are the two ends of the spectrum called when we are looking at ph level?
Acids and Bases.
In science, there is no such thing as a "wrong" hypothesis. There is only a _____________ or a ______________ hypothesis
supported or unsupported