Question

Sarah notices that the temperature went from 20 degrees and dropped to -10 degrees. Sarah says that the change in temperature is -30 degrees while her friend Kenya says that the change in temperature is 10 degrees.

Who is correct? Explain your reasoning

Answer 1

Sarah is correct

Solution:

T1=20

T2=_10

Change in temp.=T2-T1

=-10-20

= -30 degrees

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