Scientists Test Physics Under the Sea
The test found no sign of the change it sought.
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Try this story
Try 2 questions about this story, then explain one idea in your own words. Check the text whenever you need to.
In this lesson: Identify the instrument and state the result without overstating it.
Grammar in this story: Could introduces a possibility
could challenge a basic rule of physics
Could says that the changes might challenge the rule if found. It does not say the scientists actually found them.
Your turn
Explain one thing the result helps scientists do and one thing it does not prove.
See one possible answer
It helps them limit how large some possible effects could be. It does not prove that those effects can never happen.
Your answer can be different. Give a reason and use your own words.
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