What is a molecule?

• two elements bonded together (sharing electrons)

• a mixture of different substances

• smallest individual particles

• salt mixed in water

Tags

NGSS.MS-PS1-1

What is a compound?

• Two different elements bonded together.

• Two of the same elements bonded together.

• A mixture of different substances.

• Two substances stuck together with glue.

Tags

NGSS.MS-PS1-1

What is the chemical symbol of the element Hydrogen?

• Hy

• H

• Hydro

• Hg

What is the chemical symbol for the element Carbon?

• C

• Ca

• Carb

• CO

The _____________ has a negative charge.

• proton

• electron

• positron

• neutron

Tags

NGSS.MS-PS2-3

___________ combine together to form molecules.

• atoms

• compounds

• mixtures

• pikmon

Tags

NGSS.MS-PS1-1

Which of the following is the largest?

• atom of carbon

• atom of uranium

• molecule of sugar

• hydrogen atom

What does this illustrate

• Elements

• Compunds

• Mixture of Elements and Compunds

• Mixture of Compounds

Tags

NGSS.MS-PS1-1

What does this pic illustrate?

• Element

• Mixture of Compunds

• Mixture of elemets

• Compounds

Tags

NGSS.MS-PS1-1

• Element
• Compound
• Mixture of compound and element
• Mixture of elements

Tags

NGSS.MS-PS1-1