science
Grade-3
Easy

Question

Which one of the following statements are not correct?

  1. Matter is anything that has mass and space.
  2. Physical change is when no change in color, shape and size happen.
  3. When new substance is formed, we call it physical change.
  4. When no new substance is formed, we call it physical change.

hintHint:

When no new substance is formed, we call it physical change.

The correct answer is: When new substance is formed, we call it physical change.


    The statement " when new substance is formed, we call it physical change" is incorrect as when new substance is formed, we call it chemical change.

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