7. Practice

Practice

Practice questions are not mandatory, but are here to help you better understand and retain lesson information.  These are not required activities, and are not part of your grade.

  1. Watch the video about physical changes at the following URL. Then answer the questions below.

(3:03)

  1. Describe an example of temperature causing a change in the size of matter.
  2. How is temperature related to changes in the state of matter?

CK-12 Foundation, Physical Science. http://creativecommons.org/licenses/by-nc-sa/3.0/