3.1 Thermal Energy, Heat, and Temperature

Front

The total kinetic and potential energy of all of the particles in an object is called ______________________.

Back

thermal energy

Front

What is it called when energy is transferred from a warmer object to a cooler object?

Back

Heat

Front

Heating a substance causes the particles to move more _______________.

Back

quickly

Front

The more matter/particles an object has, the _________ thermal energy it has.

Back

more

Front

Which has more thermal energy: a 1-liter pot of tea or a 0.2-liter cup of tea, both at 85 degrees Celsius?

Back

1-liter pot

Front

If two objects have the same amount of matter, the object with the higher _______________ has more thermal energy.

Back

temperature

Front

___________ is a measure of the average kinetic energy (speed) of the particles in a substance.

Back

Temperature

Front

When does heat stop transferring?

Back

When thermal energy is equal on both sides.

Front

Heat always moves from a ______ object to a ______ object.

Back

warm / cold

Front

Why does the ice cube melt when George squeezes it?

Back

Heat moves from George's hand into the cube.