Medical students use a three-dimensional reproduction of a human skeleton to learn about bones. Is it an x-ray, physical, computer, or mathematical model?
What is a physical model?
100
being protected from or unlikely to cause also known as prevention
What is safety?
100
organized way of gathering and analyzing evidence about the natural and man-made world
What is science?
100
a factor that can change in an experiment
What is variable?
100
a logical conclusion based on observations with past knowledge and experience
What is inference?
200
An investigation that uses observations of quantitative and qualitative skills/ this doesn't have a hypothesis
What is descriptive investigation
200
eating away gradually by chemicals like acid and bases
What is corrosive
200
information gained through qualitative or quantitative skills
What is observation?
200
a factor that is changed or manipulated so that a relation can be seen with others that were not changed
What is independent variable?
200
to gather data
What is collect?
300
an investigation that tells you how changing one factor changes the data by comparing two or more things... has a hypothesis
What is comparative investigation
300
able to catch fire easily
What is flammable?
300
data in the form of words through senses
What is qualitative?
300
the factor that changes or responds because another factor was first manipulated
What is dependent variable?
300
to save data through written or technological device
What is record?
400
an investigation that has controlled factors but one factor is changed to see a cause and effect relationship... has a hypothesis
What is experimental investigation?
400
to spray or wash away
What is flush?
400
data that is recorded as numbers or mathematically
What is quantitative
400
a factor(s) or variable in an experiment that a scientist purposely keeps the same so that it won't change or respond
What is controlled variable?
400
another word for factor
What is variable?
500
a hypothesis that has been tested with lots of times and is reliable
What is theory?
500
a substance that causes slight inflammation (hot or reddening) with discomfort to the body
What is irritant?
500
a educated answer to a question that is testable or predictable
What is hypothesis?
500
An experiment in which only one variable is manipulated (changed) at a time