More cards in this set

Card 6

Front

This type of wave is used to heat things up (example: food) and this waves potential danger is that it internally heats up cells, therefore, this is why this type of wave is used to heat things up.

Back

Preview of the front of card 6

Card 7

Front

This type of wave is very useful for communication, and also for our radio signols. However, this type of wave has very little danger:)

Back

Preview of the front of card 7