MATTER

• color

• physical state

• ability to float

• magnetism

• a rock that is very hard

• a rock that is black or green

• a rock that contains iron

• a rock that has a rough surface

• any of these

• a plastic cup

• a wooden cup

• a tin cup

• salt and metal

• oil and soap

• salt and sugar

• metal and oil

• Sand is insoluble. It does not dissolve in water.

• Sand is soluble. It does not float in water.

• Sand is soluble. It completely dissolves in water.

• Sand is insoluble. It disappears in water

• a fleece blanket and a metal tool

• a wooden block and a metal can

• a Styrofoam cup and a metal pipe

• a fleece blanket and a Styrofoam cup

• acorn

• water

• wooden stick

• clam shell

• a glass baking dish

• a metal spoon

• a rubber placemat

• a plastic bottle

• freezing point

• boiling point

• melting point

• soluble point

• It will partially dissolve in water.

• It will not dissolve in water.

• It will only dissolve in very hot water.

• It will dissolve easily in water.