SCIENCE

PHYSICAL PROPERTIES

• a characteristic of a substance that does not involve a chemical change,
• such as density, color, or hardness

PHYSICAL PROPERTIES

• Tree

PHYSICAL PROPERTIES

• Color grass

PHYSICAL PROPERTIES

• Color water

PHYSICAL PROPERTIES

• Leaf turning colors

CHEMICAL CHANGE

• chemical change a change that occurs when one or more substances
• change into entirely new substances with different properties

CHEMICAL CHANGE

• A chocolate cake
• is when a ingredients
• Mix together by heat

CHEMICAL CHANGE

• A chocolate Browny
• is when a ingredients
• Mix together by heat

PHYSICAL CHANGES

• change from one state (solid or liquid or gas) to
• another without a change in chemical composition

PHYSICAL CHANGES

• Broken glass cup

PHYSICAL CHANGES

• Rusty nail

PHYSICAL CHANGES

• Melting ice

PHYSICAL CHANGES

• Burning candle

CHEMICAL PROPERTIES

• a property used to characterize materials in
• reactions that change their identity

CHEMICAL PROPERTIES

• An explosion

CHEMICAL PROPERTIES

• A rusty car

DENSITY

• the ratio of the mass of a substance to the volume of the substance

SOLUBILITY

• A substance with the ability
• To dissolve in another substance

MATTER

• anything that has mass and takes up space
• Soccer ball