Kids, Try This at Home
Option 1 Put a 2 liter bottle of air in the freezer and observe changes
Option 2 Heat a marshmallow in the microwave and observe changes
Option 1 Put a 2 liter bottle of air in the freezer and observe changes
Option 1 Put a 2 liter bottle of air in the freezer and observe changes
Option 2 Heat a marshmallow in the microwave and observe changes