A student is conducting a scientific investigation that involves testing different external battery packs. The question the student is researching asks what makes a battery effective.
Which two revisions of the research question appropriately narrow the project's scope?
Responses
Which battery pack should a student buy?
Which battery pack should a student buy?
How many hours of phone calls can various battery packs power?
How many hours of phone calls can various battery packs power?
What design elements are associated with the best battery packs?
What design elements are associated with the best battery packs?
Are brand-name battery packs cheaper than selected generic packs?
Are brand-name battery packs cheaper than selected generic packs?
Which of the selected external battery packs holds a charge for the longest?
Which of the selected external battery packs holds a charge for the longest?
Are domestically produced external battery packs better than imported ones?
1 answer
To appropriately narrow the project’s scope regarding what makes a battery effective, the following two revisions of the research question would be suitable:
These revisions focus specifically on measurable aspects of battery effectiveness, thereby narrowing the investigation to more defined characteristics.
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