Heat Energy

Jill notices that her skin gets burned when she sits out in the sun. What best explains why this happens?

• The soil is convecting heat into the air.
• The heat from the sun is being conducted to the Earth.
• The heat from the sun is radiating down to Earth’s surface.

Tags

NGSS.MS-PS4-2

Which is the best example of heat transfer by convection?

• frying bacon in a pan
• sea breeze at the beach
• melting ice in your hand
• burning your finger on the stove

How does heat energy from the sun reach Earth?

• conduction
• convection
• insulation
• radiation

On a hot summer day, a student dropped an ice cube onto a park bench. Within minutes, the ice cube melted. Which bestdescribes the process the student observed?

• radiation
• combustion
• conduction
• convection

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which is the best example of conduction?

• boiling a pot of water

• feeling heat from a fireplace

• a hot air balloon rising and falling

• touching a hot handle and getting burnt

Tags

NGSS.MS-PS3-3

Near the ceiling of a room the air is warmer; the warm air rises because of

• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Hot coffee is stirred with a spoon; the spoon gets hot due to

• conduction
• convection
• radiation

Ironing a shirt is an example of...

• condensation
• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Molecules in cold things move more _________
than in hot things.

• quickly
• slowly
• happily
• merrily

Tags

NGSS.MS-PS1-4

What is the transfer of heat by movement of liquids or gases?

• Radiation
• Convection
• Conduction
• Heat