Y5T2: THERMAL INSULATORS & CONDUCTORS

_{Choose the correct option.}

Another word for thermal is;

• cool

• temperature

• heat

^{Choose the correct option to complete the sentence.}

A thermal conductor is...

• an object that does not conduct heat.

• a material that prevents heat to pass through very easily.

• a material that allows heat to pass through very easily.

^{Choose the correct option to complete the sentence.}

A thermal insulator is...

• a material that prevents heat to pass through very easily.

• a material that allows heat to pass through very easily.

Match the following:

Sort each of the objects under the correct heading.

Groups:

(a) Thermal Conductors

,

(b) Thermal Insulators

• 
• 
• 
• 
• 
• 

Write 3 examples of materials/objects that are thermal insulators.

The following objects are all thermal conductors, except;

• 
• 
• 
• 

Tags

NGSS.4-PS3-2

^{Choose the correct option.}

Which of the objects are poor thermal conductors?

• 
• 
• 
• 

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

The electrical wires in many homes are made of copper and covered with plastic. Why are copper and plastic good choices for electrical wires?

• Copper is a conductor of electricity, and plastic is an insulator of electricity.

• Copper is an insulator of electricity, and plastic is a conductor of electricity.

• Copper is an insulator of electricity, and plastic is a conductor of heat.

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

^{Choose the correct option.}

Wood is​ (a)   of thermal energy.

• conductor
• insulator

^{Choose the correct option.}

Iron is an (a)   of thermal energy.

• conductor
• insulator