Thermal Energy Unit Review

What is the energy of motion?

• Kinetic Energy

• Potential Energy

• Thermal Energy

• Chemical Energy

Tags

NGSS.MS-PS3-1

What is Temperature? (Fill in the blank: Temperature is _________.)

• Average Kinetic Energy

• Total Potential Energy

• Amount of Matter

• Rate of Reaction

Tags

NGSS.MS-PS1-4

What is Equilibrium?

• Equilibrium refers to a state of chaos and disorder.
• Equilibrium is a balanced state.

• Equilibrium is a type of chemical reaction.
• Equilibrium is the maximum speed of an object.

Tags

NGSS.HS-PS1-6

What is Thermal Energy?

• Thermal energy is the energy stored in chemical bonds of molecules.
• Thermal energy is the energy produced by electrical currents in a conductor.
• Thermal energy is the potential energy of an object.

• Thermal energy is the total kinetic energy of an object.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Hotter molecules move ________

• Faster

• Slower

• In circles

• Backwards

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How fast or slow the molecules of an object are moving is?

• Thermal Energy

• Mass
• Temperature
• Velocity

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

How do you calculate the average kinetic energy of something?

• Add up all the numbers (find the total) and divide by how many molecules there are.

• Multiply the total energy by the number of molecules.

• Subtract the smallest value from the largest value.

• Divide the total energy by the temperature.

______________ objects transfer energy to ______________ objects.

• Hotter objects to colder objects

• Colder objects to hotter objects

• Larger objects to smaller objects

• Smaller objects to larger objects

Tags

NGSS.MS-PS3-5

True or False: Energy cannot be created or destroyed

• True

• False

Tags

NGSS.MS-PS3-5

When does energy transfer stop between 2 objects? Fill in the blank: Energy transfer stops between 2 objects when they reach the ____________.

• equilibrium temperature

• boiling point

• melting point

• maximum energy

Tags

NGSS.MS-PS1-4