Mixed Review Quiz 2

When a thing gets hotter, its molecules are moving ______ and have ______ kinetic energy.

• slower, less

• faster, more

• faster, less

• slower, more

What is a measure of the average kinetic energy of all the molecules of a thing?

• Temperature

• Heat

• Energy

• Mass

When two things are in contact, kinetic energy transfers from ______.

• the slower-moving molecules to the faster-moving molecules

• the faster-moving molecules to the slower-moving molecules

• the equilibrium state to the non-equilibrium state

• the non-equilibrium state to the equilibrium state

The molecules of a system will transfer energy until when?

• Equilibrium is hit

• Temperature is constant

• Heat is no longer present

• Molecules stop moving

For things at the same temperature, the thing with more molecules has more total what?

• Kinetic energy

• Potential energy

• Heat

• Mass

What type of heat transfer occurs through direct contact?

• Radiation

• Conduction

• Convection

• Insulation

Heat transferred through the movement of molecules or circulation of air or liquid is called ______.

• Radiation

• Conduction

• Convection

• Insulation

Heat transferred by electromagnetic waves is known as ______.

• Radiation

• Conduction

• Convection

• Insulation

Which example correctly illustrates heat transfer by radiation?

• Boiling water churning in a pot

• A pot handle getting hot on the stove

• A person’s face being warmed in the sun

• Snow melting in a person’s hand

What term is used to describe a group of atoms joined together in a particular way?

• Molecule

• Conduction

• Stability

• Thermal energy