Lab Safety
Vocabulary
Lab Equipment
Scientific Method
Theory vs Law
100
This is the correct way to move about a laboratory or science classroom.
What is walking.
100
A variable that is often called the manipulated variable and is controlled by the scientist.
What is an independent variable
100
This is used to handle hot items
What are tongs
100
“If you drop a ball then it drop to the ground because of the force of Gravity.” This falls into "this" step of the Scientific Method.
What is a hypothesis.
100
A concise statement meant to describe but not explain a set of observations.
What is a scientific law.
200
When you work with laboratory chemicals, equipment, or burners, all loose clothes and loose jewelry must be "this".
What is removed.
200
A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
What is an experiment.
200
This is used as a simple container for stirring, mixing and heating liquids
What is beaker
200
This step of the Scientific Method uses your senses.
What is an observation.
200
A well substantiated explanation of a set of observations.
What is a theory
300
If you think there is something wrong with a piece of equipment you are using, you should stop, turn it off, and "this."
What is tell the teacher.
300
A proposed explanation made on the basis of limited evidence as a starting point for further investigation.
What is a hypothesis
300
This is used to find the mass of something in grams.
What is a balance.
300
A hypothesis must always be "this."
What is testable.
300
A theory and a law are both based on "this."
What is a hypothesis.
400
When making observations, one of the five senses that is not typically used in a laboratory is "this."
What is taste.
400
Something you don't understand but you can do an experiment to help you understand.
What is a scientific problem
400
These two things are used together in order to create a fire.
What is a striker and what is a Bunsen burner
400
There are two categories of observation. This one deals with any type of measurement.
What is quantitative.
400
Given new evidence, both a theory and law can be "this."
What is changed.
500
Alcohol, ether, and other volatile materials that can burn easily should never be used near "this."
What is an open flame.
500
A system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
What is a theory
500
This is used to transfer small amounts of liquid
What is a pipette
500
In order for a Scientist's work to be valid, the scientist must always do "this" with their procedures and results.
What is publish.
500
Newton is famous for defining "these."
What is the laws of motion.
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