Ch. 4 Science Flashcard

Front

Temperature is measured with a ___

Back

thermometer

Front

When the temperature of a substance increases, the speed of the particles _______________

Back

increases

Front

The ability of a substance’s particles to move faster and expand without changing states is called _______.

Back

thermal expansion

Front

The total kinetic energy of the particles in a substance is called ___

Back

thermal energy

Front

The ability to do work is called ___

Back

Energy

Front

What is thermal expansion?

Back

The increase in volume of a substance due to an increase in temperature.

Front

What happens to particles when a substance is heated?

Back

They move faster and spread apart.

Front

What instrument do we use to measure temperature?

Back

Thermometer

Front

What is the relationship between temperature and kinetic energy?

Back

As temperature increases, kinetic energy increases.

Front

What is the definition of thermal energy?

Back

The total energy of all the particles in a substance.