Matter has mass. Matter has mass and volume. Matter must change into different forms. Matter must be contained in a certain volume.
I gave my students this multiple choice question: Aluminum and copper are composed of different types of matter. Which statement best describes matter?

Only one answer is correct among these 4 choices:
- Matter has mass.
- Matter has mass and volume.
- Matter must change into different forms.
- Matter must be contained in a certain volume.

Could you tell me which one is correct?

Matter has mass and volume.