Two or more substances placed together physically that maintains its own identity and characteristics.

• Element

• Compound

• Mixture

Matter is classified as

• chemical properties and physical properties

• pure substances and mixtures

• metals and nonmetals

• solids, liquids, and gases

Table salt (NaCl), sugar (C₁₂H₁₁O₂₂), and water (H₂O) are examples of 

• Elements
• Compounds
• Mixtures

Tags

NGSS.MS-PS1-1

A pure substance that cannot be broken down into anything simpler by physical or chemical means. 

• Element
• Compound
• Homogeneous Mixture
• Heterogeneous Mixture

Two or more pure substances chemically combined in a specific ratio that cannot be broken down except by chemical means.

• Element
• Compound
• Homogeneous Mixture
• Heterogeneous Mixture

Tags

NGSS.MS-PS1-5

Sweet tea, lemonade, brass, and whole milk are examples of 

• Elements
• Compounds
• Mixtures

The picture represents

• An element

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

Carbon (C), Hydrogen (H), Flourine (Fl), Sodium (Na) are examples of 

• Elements
• Compounds
• Mixtures

Tags

NGSS.MS-PS1-1

This picture represents

• An element

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

There are two types of pure substances;

• homogeneous and heterogeneous mixtures

• elements and compounds

• compounds and mixtures

• elements and mixtures