24-25 Energy Study Guide_#1-5

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds, like atoms and molecules. It is released or absorbed during a chemical reaction.

Front

How is energy transformed in a light wand?

Back

In a light wand, chemical energy from the fluids is transformed into light energy when the fluids mix.

Front

What is the primary energy transformation when burning wood in a fire?

Back

Chemical energy in the wood is converted into heat energy and light energy.

Front

What is the role of a battery in a circuit?

Back

A battery converts chemical energy into electrical energy, which powers the circuit.

Front

What energy transformation occurs in an alarm clock when it goes off?

Back

The energy transformation in an alarm clock is from electrical energy to mechanical energy to sound energy.

Front

What is solar energy?

Back

Solar energy is the energy from the sun that can be converted into other forms of energy, such as heat or electricity.

Front

How does a solar oven work?

Back

A solar oven uses solar energy to heat food by trapping sunlight and converting it into heat energy.

Front

What is the difference between heat energy and light energy?

Back

Heat energy is the energy of moving particles that produce warmth, while light energy is the energy that travels in waves and can be seen.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object, which is used to do work.

Front

What is the significance of energy transformations?

Back

Energy transformations are important because they explain how energy changes from one form to another, enabling various processes and technologies.