More cards in this set

Card 6

Front

What are thermochromic pigments?

Back

Preview of the front of card 6

Card 7

Front

Fill in gaps: Phosphorescent pigments are ________ powders that have the ability to ______ light and then release the light over a ____ period of time. They can be mixed with _____ paints and ____

Back

Preview of the front of card 7