Physical Science

Front

The Law of Conservation of Energy states:

Back

Energy cannot be created or destroyed, it can only be transformed.

Front

Why will a hot pan, a cold counter, and the air in the room eventually reach the same temperature after the pan is placed on the counter?

Back

Because thermal energy will be transferred from the pan to its surroundings

Front

The heat energy that is released when fuel is consumed was originally stored in the fuel's...

Back

chemical bonds

Front

Describe the heat transfer when a cold Coke Slurpee is placed on a metal car roof.

Back

Heat is transferred from the car's roof into the Slurpee and increases the temperature of the Slurpee.

Front

Energy transformation when a hot bowl of soup is placed on a concrete table on a cold day.

Back

Heat from the hot bowl of soup is transferred to the concrete table.

Front

If energy is lost during a chemical reaction, it is usually lost in the form of...

Back

heat energy

Front

Heat always travels from...

Back

Warm to cool

Front

According to which law of energy, energy can't be created or destroyed?

Back

law of conservation of energy

Front

What is the left part of a chemical equation called?
H_{2 +} O → H₂O

Back

Reactants

Front

2H₂ + O₂ ----> 2H₂O What is the product?

Back

2H₂O