MCAS Grade 5 Science Practice Questions - MCAS Grade 5 Science And Technology Engineering Test Exam

Which of these is the best evidence that a new substance has formed during a change?

Ice cubes melt into liquid water Water boils and turns into water vapor A nail rusts and forms a reddish-brown coating Salt is stirred into water and disappears

Correct Answer:

A nail rusts and forms a reddish-brown coating

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