Scientific Method
What is the first step in the scientific method?
Ask a question
What does a graduated cylinder measure? (Solids, liquids, or gas)
Liquids.
What is an independent variable?
The variable that is changed.
What should you do if there is an accident?
Immediately tell your teacher.
What do you do after forming a hypothesis (fourth step in scientific method)
Conduct an experiment
What is the function of goggles?
To protect your eyes during an experiment
What is the dependent variable?
The variable that is measured
The variable that is affected by the independent variable
Why is horseplay NOT allowed?
It can cause accidents or injuries
What is a conclusion?
A statement made based on data collected from an experiment.
What is a triple beam balance used for?
To measure the weight of an object.
How do you define a hypothesis?
An educated guess.
What should you assume about lab materials?
ALWAYS assume something is dangerous until you are told otherwise.
Testable: We can do an experiment to answer the question
Measurable: Able to be measured, something that changes over time.
What does a thermometer measure?
The temperature of a substance.
What does it mean to observe something?
To look at something closely.
Where should you report safety issues?
To your teacher
What is the purpose of background research?
To gather information about a topic before starting an experiment.
What is a microscope used for?
To look at very small things. Things that are too small for our eyes.
What is an experiment?
A test to prove or disprove a hypothesis
What is the importance of knowing safety equipment locations?
To be prepared in case of an emergency