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Scientific Method and Lab Safety/Equipment Review Puzzle

Across
Never use ___________ equipment
Making a judgment based on prior knowledge
A problem for discussion or investigation
The number of variables that can be worked with at a time in a controlled experiment
Always wear eye _____________ when working in the lab
Loose clothing in a lab can cause these
Used to channel liquid or fine-grained substances into containers with a small opening
This unit is used to measure mass
This variable is the manipulated variable.
This type of group is the same as the control group except one factor is changed (Independent variable)
This is the first things scientists do
This type of theory is a well-substantiated explanation of some aspect of the natural world that is acquired through the scientific method and repeatedly tested and confirmed, preferably using a written, pre-defined, protocol of observations and experiments
This variable is the responding variable or what is being measured or counted
Measures temperature
When designing an experiment scientists make a statement that forecasts what would happen if the hypothesis were true. This is called the __________
Simple container for stirring, mixing and heating liquids
Used to hold or pick up small objects
Down
Used to transfer small amounts of liquids.
Never leave anything on the __________ that could be slipped on or tripped over
An educated guess
Protects clothing and possibly skin
This type of group is the normal group or a group that provides a standard for comparison
This type of data is gathered through your senses (sight, smell, hear, touch, taste)
You need this from the teacher before using lab equipment
Small and extremely sharp bladed instrument used for surgery, anatomical dissection
This type of data is measurable using instruments
Used to test the hypothesis by gathering reliable data
Piece of equipment needed each time you work with acids, bases, and open flames
Make a conclusion on the basis of facts and previous knowledge rather than direct observation
A proposed explanation for the way a particular aspect of the natural world funcitons
Never use equipment until you have been property ____________ in it's use.
No __________ should be worn in the lab
Cabinet doors and drawers need to be kept _________.
Any part of an experiment that can vary
The equipment used in the lab