NGSS.5-PS1-3

What is a Mineral?

• A nonliving solid material that has a definite chemical make up and is found in Earth's outermost layer.
• A measure of how easily a mineral can be scratched.
• The way a mineral shines, or reflects light.

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NGSS.5-PS1-3

All of the following are conductors except _______.

• metal spoon
• wire
• iron nail
• plastic spoon

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NGSS.5-PS1-3

What are meteors made of?

• chunks of rocks and minerals
• fish
• butterfly wings
• chewing gum

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NGSS.5-PS1-3

Julia is looking for examples of substances that will dissolve in water. She experiments with some things she finds in her kitchen at home.

Which of these will NOT dissolve in water?

• salt

• sugar

• olive oil

• baking powder

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NGSS.5-PS1-3

Mariella knows that copper is a good conductor of electricity. Why might a gold coin also be a good conductor?

• It is also a metal.

• It has a shiny surface.

• It resists current flow.

• It bends easily.

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NGSS.5-PS1-3

Which of these materials is an electrical insulator?

• CD case

• paper clip

• penny

• staple

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NGSS.5-PS1-3

Metals ...

• always have a high density

• conduct electricity well

• are good insulators

• all have the same boiling point

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NGSS.5-PS1-3

Is an oven mitt a conductor or insulator?

• Conductor

• Insulator

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NGSS.5-PS1-3

Are gold coins a conductor or insulator?

• Conductor

• Insulator

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NGSS.5-PS1-3

Which property did Zoe use to identify these two metals?

• solubility
• color
• density
• magnetism

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NGSS.5-PS1-3