Podcast
Questions and Answers
What is the purpose of conducting experiments in science?
What is the purpose of conducting experiments in science?
- To prove existing theories
- To confuse researchers
- To test the effect of multiple factors simultaneously
- To test the effect of a single, well-defined factor on a phenomenon (correct)
In the context of the text, what is the pedometer hypothesis related to?
In the context of the text, what is the pedometer hypothesis related to?
- Ants' communication methods
- Ants' navigation skills (correct)
- Ants' reproductive capabilities
- Ants' ability to fly
What is the null hypothesis mentioned in the text?
What is the null hypothesis mentioned in the text?
- Ants always know how far they are from their nest
- The pedometer hypothesis is correct
- All ants have the same stride length
- If the pedometer hypothesis is wrong, stride length and step number should have no effect on the way back to the nest (correct)
What did Wittlinger's group manipulate in the ants after they walked from the nest to the feeder?
What did Wittlinger's group manipulate in the ants after they walked from the nest to the feeder?
What was the purpose of forming a group with 'stilts' during Wittlinger's experiment?
What was the purpose of forming a group with 'stilts' during Wittlinger's experiment?
What does the null hypothesis help researchers determine?
What does the null hypothesis help researchers determine?
Why did Wittlinger's group cut the legs of some ants to form shorter-than-normal legs?
Why did Wittlinger's group cut the legs of some ants to form shorter-than-normal legs?
What was one of the manipulated factors in Wittlinger's experiment?
What was one of the manipulated factors in Wittlinger's experiment?
'Stilts' refers to what alteration made by Wittlinger's group in the ants?
'Stilts' refers to what alteration made by Wittlinger's group in the ants?
What did Wittlinger's group measure after manipulating ants into different groups and observing their navigation back to the nest?
What did Wittlinger's group measure after manipulating ants into different groups and observing their navigation back to the nest?
