Brainpop "Heat" Flashcard

Front

What happens to a liquid when it is heated to high temperatures?

Back

It will become a gas.

Tags

NGSS.MS-PS1-4

Front

What does it mean when heat diffuses throughout a room?

Back

The heat will spread out.

Tags

NGSS.MS-PS1-4

Front

What occurs to molecules when the temperature reaches absolute zero?

Back

All of their motion stops completely.

Tags

NGSS.MS-PS1-4

Front

What is the difference between heat and temperature?

Back

Temperature measures the motion of molecules, and heat is the energy of that motion.

Tags

NGSS.MS-PS3-4

Front

How do molecules at warm temperatures behave compared to those at cool temperatures?

Back

At warm temperatures, molecules move around more.

Tags

NGSS.MS-PS1-4

Front

What is the state of matter when a substance is heated and becomes a gas?

Back

The substance has undergone a phase change from liquid to gas.

Tags

NGSS.MS-PS1-4

Front

What is the relationship between temperature and molecular motion?

Back

Higher temperature indicates greater molecular motion.

Tags

NGSS.MS-PS1-4

Front

What happens to the energy of molecules as they cool down?

Back

The energy decreases, and molecular motion slows down.

Tags

NGSS.MS-PS1-4

Front

What is thermal equilibrium?

Back

It is the state where two objects in contact reach the same temperature.

Front

How does heat transfer occur between two objects?

Back

Heat transfers from the hotter object to the cooler object until thermal equilibrium is reached.

Tags

NGSS.MS-PS1-4