Conductors and Insulators

What is a insulator?

• a material that slows the transfer of heat

• a material that transfers heat easily

• a material that is fluffy

• a material that is temperature controlled

Tags

NGSS.MS-PS3-3

What is the BEST example of a conductor of thermal energy?

• A wooden block

• A wool oven mitt

• A plastic mug

• A metal pan

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

True or False: An insulator is a type of material that allows heat to escape from an object quickly.

• True

• False

Tags

NGSS.MS-PS3-3

Mittens help keep your hands warm in winter because

• they are colorful

• they are fuzzy

• they are conductors

• they are insulators

A conductor allows energy to easily pass by.  

• True 

• False

The handle of a frying pan is often coated in rubber because rubber provides...

• Heat insulation

• Heat conduction

• A low melting point

• A nonstick surface

Tags

NGSS.MS-PS3-3

A great conductor of energy is:

• wood

• plastic

• metal

• cloth

Tags

NGSS.MS-PS3-4

Conductors are materials that...

• Allow heat to pass through

• Stop heat from passing through

• Allow cold to pass through

• Stop cold from passing through

Tags

NGSS.MS-PS3-3

Which of the following materials is a good conductor of electricity?

• Glass

• Copper

• Rubber

• Wood

Why are electrical wires typically coated with plastic?

• To conduct electricity

• To insulate and prevent electric shock

• To make them look attractive

• To increase electrical resistance

Tags

NGSS.MS-ETS1-1