1. Did you know that before pencil erasers were added on in 1858, people got rid of
pencil markings with white breadcrumbs? Which would erase pencil markings better, an
eraser or white bread crumbs?
Describe how this could be tested?:
pencil markings with white breadcrumbs? Which would erase pencil markings better, an
eraser or white bread crumbs?
Describe how this could be tested?:
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Answer:
I think that pencil erasers are better than white bread crumbs.
It can be tested through an experimentation process or testing each subject to know who's better at erasing pencil markings.
Hope it helps :)
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