Elements, Compounds, and Mixtures

Which if the following is described as being pure substances?

• elements

• compounds

• elements and compounds

• mixtures

Tags

NGSS.MS-PS1-4

Which of the following describes a substance that has been physically combined and is NOT uniform throughout (you see the DIFFERENT parts that make it up)?

• Homogeneous Mixture

• Compound

• Heterogeneous mixture

• element

A student is observing a substance that contains multiple element that have been chemically combine C₆H₁₂O₆(SUGAR). Which of the following best describes what the student is observing?

• Heterogeneous Mixture

• Homogeneous Mixture

• Element

• Compound

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element
• compound
• mixture
• atom

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element
• compound
• mixture
• atom

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element
• compound
• mixture
• atom

Tags

NGSS.MS-PS1-1

This substance can be separated by physical means such as filtering, sifting, and evaporating.

• Mixtures

• Pure Substances

• Elements

• Compounds

What type of mixture is this?

• homogenous mixture
• chemical
• heterogeneous mixture 
• solid mix

What kind of mixture is shown in the picture?

• Homogeneous Mixture

• Heterogeneous Mixture

Elements

• are made of two or more types of atoms chemically bonded together

• are made of one type of atom

• are made of two or more types of molecules combined in the same space

• are always individual atoms

Tags

NGSS.MS-PS1-1