Lesson 4 - Molecular Structures

The ability of a metal to allow heat or electricity to pass through it.

• conductivity
• insulator
• mass
• density

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NGSS.MS-PS3-3

Which of these is the best conductor of electricity?

• Glass rod

• Cotton string

• Plastic tubing

• Copper penny

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NGSS.5-PS1-3

Define the term soluble.

• Can dissolve in water

• Cannot dissolve in water

• Partially dissolves in water

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

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NGSS.MS-PS1-1

A compound consists of two or more elements bound together.

• True
• False

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NGSS.MS-PS1-1

Is Iron (Fe) an element or a compound?

• Element
• Compound

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NGSS.MS-PS1-1

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

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NGSS.MS-PS1-1

Which of these grouping of elements could have the characteristic of brittle?

• Metal
• Nonmetal

A pure substance that cannot be broken down into anything simpler is a/an-

• atom
• element
• cell
• compound

The yellow atoms are called 

• metals
• nonmetals
• metalloids
• noble gases

Tags

NGSS.MS-PS1-1