Heat Transfer

What happens when a cold drink sits in a hot room?

• It remains cold

• It gets warmer

• It starts boiling

• It starts to freeze

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following best describes temperature?

• Number of molecules

• Motion of molecules

• Size of molecules

• Type of molecules

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When two things are the same temperature:

• They have the same number of molecules

• Their molecules stop moving

• Their molecules move at the same average speed

• Heat transfer between the two things stops

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When you heat a pot on a stove, the handle gets warm. Which type of heat transfer is responsible?

• Conduction

• Radiation

• Convection

• All of the above

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following best describe a vacuum?

• Hot

• Cold

• Shiny

• Empty

List the following particles in size order, from biggest to smallest?

• Molecules, electrons, atoms

• Atoms, molecules, electrons

• Electrons, atoms, molecules

• Molecules, atoms, electrons

Thermoses work because they minimize which kinds of heart transfer?

• Conduction and convection

• Conduction and radiation

• Convection and radiation

• Conduction, convection, and radiation

Tags

NGSS.MS-PS3-3

Heat from the Sun reaches Earth through which type of heat transfer?

• Conduction

• Radiation

• Convection

• All of the above

Convection currents occur:

• Only in liquids

• When a dense substance is warmer than a less dense substance

• In both liquids and gases

• Weakly in solids

Tags

NGSS.MS-ESS2-6

All of the following are examples of convection currents, excerpt:

• Warm air rising in a house

• Cold water sinking to the bottom of the lake

• Water flowing through pipes

• Steam from hot soup rising into the air

Tags

NGSS.MS-ESS2-5