Unit 5 Thermal Energy

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

water boiling is an example of ____

• conduction
• radiation
• density
• convection

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

heat energy traveling through space is an example of _____

• convection
• density
• radiation
• conduction

heat always travels from _____ to ______ objects

• hot to cold
• cold to hot
• cold to cold
• hot to hot

Tags

NGSS.MS-PS3-4

This is a lava lamp. When the light bulb heats the wax, the wax rises. When the wax cools, it falls. This cycle of rising/falling is an example of:

• Conduction.
• Convection.
• Radiation.

Tags

NGSS.MS-PS1-4

The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 

• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

Ironing a shirt is an example of...

• condensation
• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

You're holding hands with your best friend.  Your friend's hands are REALLY warm and yours are really cold.  After a few minutes, this has changed.  How might you explain what happened?

• The cold energy from your hand transferred to your friend's hand through conduction.
• The heat energy from your friend's hand transferred to your hand through conduction. 
• The cold energy from your hand transferred to your friend's hand through convection.
• The heat energy from your friend's hand transferred to your hand through convection.

Tags

NGSS.MS-PS1-4

Mittens help keep your hands warm in winter because:

• They are conductors of heat.
• They are fuzzy.
• They are conductors of electrical energy.
• They are insulators.

Tags

NGSS.MS-PS3-3

A worker for an electrical company is preparing to fix a power line. Why would he put on rubber gloves before working with any power lines?

• Rubber is a poor conductor of heat but a good conductor of electricity
• Rubber is a good conductor of heat but a poor conductor of electricity
• Rubber is a poor conductor of heat and electricity
• Rubber is a good conductor of heat and electricity