Lab Rules
What should you do if you spill chemicals in the lab?
Tell the Teacher
"The sky is dark" is an example of an ...
Observation
This type of variable does not change during he experiment
Controlled Variable
What is the first step of the scientific method
Observations
Mr.K is 5'11"
Quantitative
What should you do at the end of each experiment?
Clean up
"The Sun is out" is an example of a ....
Observation
What is a dependent variable
The thing we measure in an experiment
What is the last step of the scientific method?
Conclusion
the Sun is 93.382 million miles from earth
Qualitative
Why shouldn't we look into a test tube?
Things could come out of the test tube onto us
"the grass is wet because it rained last night" - is an example of a(n)...
Inference
What variable is the one changed by scientists?
Independent variable
This is the part of the scientific method where you test your hypothesis
Experiment
"The sky is dark"
Qualitative
What should you do before you start each lab?
Read all directions
What do we use to make observation
Our 5 senses
What was our dependent variable during the drops on the penny lab?
the amount of water dropped
What is a hypothesis
An educated guess that answers our question
Describes observations or data using numbers. “The dog is 83cm tall”
Qualitative
What is wafting mean in the lab?
Bringing the chemicals to your nose by waving your hand over the test tube
What is an inference?
using evidence and reasoning to reach an educated guess about something that is not directly stated
What was our independent variable during the drops on a penny lab?
The sides of the penny
Which order is correct for the Scientific Method
1. observation, 2. question, 3. hypothesis, 4. experiment, 5. collect data, 6. conclusion
Describes observations or data using words, NOT numbers. “The dog has black spots”
Qualitative