_______ and drink should not be taken into the lab.
Food
The variable being selected or changed by the researcher.
Independent Variable
A fact learned by one of the 5 senses.
Observation
There are this many graph types used to illustrate the results of an experiment.
Three
Name a piece of lab safety equipment.
goggles
gloves
fire extinguisher
lab apron
The thing being measured or affected by the independent variable.
Dependent variable
A statement based on observations that explains what happened in the past.
Inference
These are the three types of graphs used in science.
Bar graph, line graph, pie graph.
This is the safe way to wear long hair in the lab.
Pulled back and tied.
The things being kept the same in all the experiments
Constants
A statement based on observations that explains what could happen in the future.
Prediction
This is used to illustrate the part of each group out of the whole.
Pie Graph
This is the safe way to smell a chemical in the lab.
Do not smell the beaker directly. Use your hand to gently waft the air above the container toward your nose.
The unchanged group used to compare the effects of changes in the manipulated groups.
Control
ObMake an observation about the picture
The dog is black. There is white stuff around the picture. There is a purple toy (kangaroo?) There is a blue toy.
Line graphs are used to illustrate this information
How one variable changes over time.
This should be done if glass breaks in the lab.
Stay clear and tell the teacher.
A testable statement that answers the problem...
Hypothesis
Make an inference about the picture:
The little child got into the baby powder.
This is graph is used to compare different groups.
Bar graph