vocabulary 1
A variable
What is something that can change in a test.
An educated guess or prediction. The 3rd step in The Scientific Method.
What is a hypothesis?
Scientists begin the scientific method with a?
What is a question they want to answer?
Why shouldn't scientists use opinions in their investigations?
What is because opinions change from person to person, and observations and data are the same no matter who performs the investigation.
An Experiment
What is the use of scientific methods to test a hypothesis?
A hypothesis
What is a statement of what you think will happen during an investigation?
How many variables are tested at one time?
What is one?
Scientific conclusions are not valid unless they are based on?
What are facts?
Who can collect data and investigate using the scientific method?
What is, anyone can use the scientific method to find out the answers to observable questions?
An Inference
What is the conclusion based on observations?
A Control Group
What is a standard against which change is measured?
What is one thing that a good scientist would never do during an investigation?
What is to form an opinion?
To be valid, a scientific investigation has to be able to be?
What is replicated (repeated)?
When performing an experiment, how many times should you repeat the procedure to make sure the data is accurate?
What is, a minimum of three times to see a pattern?
Data
What is the information from which a conclusion can be drawn or a prediction can be made?
An Observation
What is Something you find out about objects, events, or living things using your senses?
What is the most important Lab rule to ensure you are staying safe?
What is to ask my teacher questions?
When scientists finish their experiments, their conclusions are based on what?
What are facts and observations?
Why do scientists collect data from their observations?
What is, to be able to put the data into charts and graphs so they can look for patterns in the data to help them determine a conclusion?
Evidence
What are the observations that make you believe something is true?
A Procedure
What are the step-by-step instructions for completing a task?
The information that a conclusion can be drawn from is called?
What is data?
When scientists need to do research before beginning an investigation, what type of reference materials would be appropriate?
What are reliable internet sources, scientific journals, current books, and professionals in that topic within the scientific community?
Accuracy
What is the ability to make a measurement that is as close to the actual value as possible?
Precision
What is the ability to consistently repeat a measurement?