Float or sink?
sink
Artificial light or natural light?
artificial light
What change of matter is this?
solid to gas
What change of matter is this?
solid to liquid
Is this a solid, liquid, or gas?
solid
Artificial light or natural light?
natural light
Artificial light or natural light?
natural light
Artificial light or natural light?
natural light
What change of matter is this?
solid to liquid
What is this?
a soundwave
What artificial material is this?
plastic
Is this a solid, liquid, or gas?
gas
Is this a mixture?
yes
Is this a mixture?
yes
Float or sink?
float
What change of matter is this?
liquid to gas