Understanding Energy Made Easy

What are the main types of energy?

• Solar, wind, geothermal

• Magnetic, gravitational, sound

• Kinetic, potential, thermal, chemical, electrical, nuclear, mechanical

What is kinetic energy?

• Kinetic energy is the energy of an object in motion.

• Kinetic energy is the energy of an object due to its temperature.

What is potential energy?

• Potential energy is the energy stored in an object due to its position or configuration.

• Chemical energy is the energy stored in molecular bonds.

• Thermal energy is the energy related to temperature.

What type of energy is stored in food?

• Kinetic energy

• Chemical energy

• Thermal energy

• Nuclear energy

Law that states energy can not be created or destroyed

• Law of Gravitation

• Law of Science

• Law of Conservation

What is an example of mechanical energy?

• A flowing river

• A moving car

• A stationary bicycle

• A compressed spring

How does conduction transfer heat?

• Conduction transfers heat by creating a vacuum between objects.

• Conduction transfers heat through direct contact and energy transfer between vibrating particles.

What is the difference between renewable and non-renewable energy?

• Renewable energy is sustainable and replenishable, while non-renewable energy is finite and depleting.

• Non-renewable energy sources can be replenished quickly.

What is an example of gravitational potential energy?

• A car parked on a flat surface.

• A rock held at a height above the ground.

What is the law of conservation of energy?

• Energy cannot be created or destroyed, only transformed.

• Energy can be created from nothing.

• Energy is always lost in transformations.