Lesson 3 [Part One]

True or False: All of a substance's identifiable properties can be seen just by looking closely at the substance.

• True

• False

__________________ is how hard it is to shape a substance.

• Hardness

• Color

• Brittleness

• Reflectivity

__________________ is how easily a material is scratched or dented.

• Hardness

• Color

• Brittleness

• Reflectivity

True or False: It is possible for a substance to colorless.

• True

• False

What kind of materials tend to have a higher reflectivity than others? [You may select more than one]

• Shiny materials

• Dark materials

• Metal materials

• Pale materials