Category 1
The process scientists use to answer questions about the world around us
scientific method
What is accuracy?
How close an experimental value is to the actual or accepted value
What are the two types of observations?
Qualitative and Quantitative
What is precision?
How close measurements are to one another when an experiment is repeated
TRUE or FALSE: a hypothesis must always be right.
false
What is qualitative measurement?
descriptive, traits, obtained through your senses
What is quantitative measurement?
numbers
What is a testable idea called?
a hypothesis
For a dart board to show a picture of accuracy and precision darts thrown, where would they land?
all in the center of the dart board
For a dart board to show a picture of poor accuracy, where would the darts land?
anywhere but the bullseye
For a dart board to have shown a picture of poor precision, where would the darts land?
all over the board, no specific place, randomly
From the Simpsons practice worksheet, name an experiment that was unethical.
microwaving the mice
What is the conclusion in the scientific method?
when you compare your hypothesis to your results
Looking at the data you collected and organizing it is called what?
analysis
What is the procedure done to test the hypothesis called?
Fill in the blank:
A hypothesis must be ___________, replicated, and accepted by the scientific community.
testable
What was the independent variable in the M&M lab?
the individual bag of M&Ms you received
What was the dependent variable in the M&M lab?
the number of each color of M&M
DAILY DOUBLE!!!!
What are the 5 steps in the scientific method?
Question, hypothesis, experiment, results, conclusion
(or some variation!)
What is measurement?
a type of observation, qualitative and quantitative