CK-12 Physical Science Concepts - For Middle School

http://www.ck12.org Chapter 2. Matter

FIGURE 2.4

Copper is a good conductor of electricity.

That’s why electric wires are often made

of copper. They are covered with a pro-

tective coating of plastic, which does not

conduct electricity.

http://ga.water.usgs.gov/edu/waterproperties.html

Review

1. What is a physical property of matter?


2. List three examples of physical properties.


3. Compare and contrast two physical properties of apples and oranges.