matter and Its Changes (Physical Science)

Key Vocabulary mix Mix means to combine two or more things. mixture A mixture is two or more kinds of matter put together. separate Separate means to keep things apart from each other. dissolve Dissolve means to put something into a liquid and make it seem to disappear. plop. fizz. tear Tear means to separate or be separated by force. Be torn. burn Burn means to destroy with fire. ash ...

February 19, 2025 · datewu

Solid Liquid Gas (Physical Science)

Key Vocabulary solid A solid is a form of matter with its own shape. liquid A liquid is matter that flows and takes the shape of its container. gas A gas is matter that changes shape to fill its container. vapor Vapor is water in the air that you can sometimes see. freeze Freeze means to change from a liquid to a solid. container A container is something that you can put things in. ...

February 19, 2025 · datewu

Observing Matter (Physical Science)

Key Vocabulary magnify Magnify means to make something look large. Magnifying glass. heavy Heavy means having a lot of weight, not light. light Light means having little weight, not heavy. hard Hard means not easy to break or bend. soft Soft means easy to bend, cut or fold. balance a tool used to find how heavy something is. property anything you learn about an object by using your senses. Characteristics. Features. ...

February 19, 2025 · datewu

Matter and Senses (Physical Science)

Key Vocabulary hearing Hearing is the ability to hear. sight Sight is the ability to see. smell Smell is the sense of being aware of things through one’s nose. taste Taste is the sense of being aware of flavor. Tongue. touch Touch is the sense by which we feel things. matter All things are made of this. Matter has weight and takes up space. shape the outer form of something. Block, Cone, Cylinder. ...

February 19, 2025 · datewu