Decide whether each statement is an observation or an inference.
The bell is ringing
The flower has red petals.
The boy is crying, so I think he is sad.
The dog is going to burp.
There is a lot of red in the painting, so the artist must have been mad.
The cell phone is ringing.
The quiz is going to be easy.
The dog has 3 legs.
The kids who are smiling are happy.
My mom is angry.
All my homework is done.
The cat has its eyes closed so it must be dead.
The cat is on the table.
Observation
Inference
The first step in the scientific method is:
To REPLICATE an experiment means ______________. To REPEAT and experiment means _________________.
A statement written "If _________ then, _________." describing what you think will happen during an investigation is called:
The parts of the scientific method are: (check all that apply)
Put the Scientific Method order:
Conduct an Experiment
Make Observations
Ask a Question
Draw a Conclusion
Form a Hypothesis
Analyze Data
Q: Which type of water makes plants grow best?
Hypothesis: Regular water will make the plants grow best.
Procedure: You water some plants with 4 different types of water (salt water, regular water, sugar water and distilled water). After a two-week period, the height of the plants is measured.
What is the dependent variable?
In the same experiment from above:
Which type of water makes plants grow best?
Hypothesis: Regular water will make the plants grow best.
Procedure: You water some plants with 4 different types of water (salt water, regular water, sugar water and distilled water). After a two-week period, the height of the plants is measured.
What is the control group?
What is the final step in the scientific method?