States of Matter Flashcards

Grade 2 · Science · Flashcards

Review key vocabulary about solids, liquids, and gases.

Flashcards

Matter: Anything that takes up space and has weight
Solid: State of matter that keeps its own shape (rock, wood, ice)
Liquid: State of matter that flows and takes the shape of its container (water, milk)
Gas: State of matter that spreads out to fill any space (air, steam)
Melt: Change from solid to liquid — ice melts into water
Freeze: Change from liquid to solid — water freezes into ice
Evaporate: Change from liquid to gas — puddles evaporate into the air
Condense: Change from gas to liquid — steam condenses into water drops
Temperature: How hot or cold something is; affects what state matter is in
Steam: Water in gas form, produced when water is heated
Ice: Water in solid form, produced when water is frozen
Property: A feature of matter we can observe, like shape, color, or state