Science Midterm Review

What is a variable?

• any factor in an experiment
• a possible explaination for a scientific question
• a summary of what you have learned from your experiment
• part of an experiment that doesn't contain the variable 

What is a "hypothesis"

• a scientific question, answered by making observations
• a possible explanation for a scientific question (if...then)
• a summary of what you have learned from your experiment
• part of an experiment that doesn't contain the variable

What is a 'control"

• a scientific question, answered by making observations
• a summary of what you have learned from your experiment
• a summary of what you have learned from your experiment
• part of an experiment that doesn't contain the variable 

What is a "conclusion"

• a scientific question, answered by making observations
• the facts, figures, & evidence gathered from observations
• a summary of what you have learned from your experiment
• part of an experiment that doesn't contain the variable

What is a "problem"

• a scientific question, answered by making observations
• the facts, figures, & evidence gathered from observations
• a summary of what you have learned from your experiment
• any factor in an experiment that could change

What is "data"

• a scientific question, answered by making observations
• the facts, figures, & evidence gathered from observations 
• a summary of what you have learned from your experiment
• any factor in an experiment that could change

When conducting an experiment, how many variables should you change at a time?

• 0
• 3
• 1
• 2

Why should you only change one variable at a time in an experiment? *Choose BEST answer!

• So that you know what caused your results.
• So that you don't get confused
• So that you can collect data.
• So that you don't mess up the experiment.

 Fido the dog is hungry so he eats some food.  What is the stimulus?

• Fido is hungry
• Fido eats some food
• Fido is a dgo
• Fido smells food

 Fido the dog is hungry so he eats some food.  What is the response?

• Fido is hungry
• Fido eats some food
• Fido is a dog
• Fido smells food