NGSS.5-PS1-3

Opaque means...

• No light passes through it
• All light passes through it
• Some light passes through it

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NGSS.5-PS1-3

Shape is a ____ that helps identify an object.

• physical property
• chemical property
• mass
• matter

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NGSS.5-PS1-3

An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 ml. The height of the water rose to 20 ml. If the mass of the gold was 27 g, what was its density?

• 9 g/mL
• 10.5 g/mL
• 6.5 g/mL
• 8 g/mL

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NGSS.5-PS1-3

Which material is 
most likely to expand 
if exposed to freezing temperatures? 

• iron
• wood
• water
• plastic

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NGSS.5-PS1-3

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulates electricity

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NGSS.5-PS1-3

Greg is using a circuit to test materials to determine which ones are good insulators. What happens when he tests a good insulator?

• He gets an electrical shock.

• No current flows through the circuit.

• A strong current flows through the circuit.

• The current flowing through the circuit flows weakly and then strongly.

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NGSS.5-PS1-3

Materials that do not allow electricity to pass through them easily are called _________

• conductors

• insulators

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NGSS.5-PS1-3

Which of the following materials is the MOST electrically conducting?

• wood

• copper

• water

• plastic wrap

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NGSS.5-PS1-3

Which of the following materials is an electrical conductor?

• Plastic spoon

• Silver-colored plastic spoon

• copper spoon

• wooden spoon

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NGSS.5-PS1-3

Which objects are non-magnetic?

• Nickel

• Paper

• Iron

• Plastic

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NGSS.5-PS1-3