Conductors and Insulators (TEKS 4.8.B)

Posljednje ažuriranje 7 months ago

Pitanje 5

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Conductors and Insulators (TEKS 4.8.B)

Posljednje ažuriranje 7 months ago

Pitanje 1

Which form of matter has the ability to conduct electrical energy?

wood

plastic

rubber

copper

Pitanje 2

Why is it appropriate to use plastic or rubber as materials to cover electric plugs and outlets?

A. These forms of matter produce electrical energy.

B. These forms of matter produce light and heat energy.

C. These forms of matter are insulators of electrical energy.

D. These forms of matter are conductors of electrical energy.

Pitanje 3

Ginger wants to design a device that conducts thermal energy. She analyzes five objects to use in her device and classifies them in this table.Which objects are classified CORRECTLY in Ginger’s table? Select THREE correct answers.

cloth glove

copper wire

plastic plate

silver bracelet

wooden craft stick

Pitanje 4

Which materials are classified as insulators or conductors of electrical energy? Move each answer to the correct box to show which materials are insulators and which materials are conductors.

Drugi mogući odgovor:

foam

gold

aluminium

wood

ceramic

Pitanje 5

Pitanje 1

Which form of matter has the ability to conduct electrical energy?

wood

plastic

rubber

copper

Pitanje 2

Why is it appropriate to use plastic or rubber as materials to cover electric plugs and outlets?

A. These forms of matter produce electrical energy.

B. These forms of matter produce light and heat energy.

C. These forms of matter are insulators of electrical energy.

D. These forms of matter are conductors of electrical energy.

Pitanje 3

Ginger wants to design a device that conducts thermal energy. She analyzes five objects to use in her device and classifies them in this table.Which objects are classified CORRECTLY in Ginger’s table? Select THREE correct answers.

cloth glove

copper wire

plastic plate

silver bracelet

wooden craft stick

Pitanje 4

Which materials are classified as insulators or conductors of electrical energy? Move each answer to the correct box to show which materials are insulators and which materials are conductors.

Drugi mogući odgovor:

foam

gold

aluminium

wood

ceramic