I WONDER - How Can Chemical Energy Be Used?

The video discusses the versatile nature of energy, highlighting its presence in food, petrol, and batteries. It explains how chemical energy is crucial for survival in the animal kingdom, with predators relying on it from their prey. The video also covers renewable energy, focusing on biofuels as a method of converting stored chemical energy in organic matter into mechanical or electrical energy.

Which of the following is NOT an example of where chemical energy is found?

• Wind

• Petrol

• Food

• Batteries

How do predators like lions and eagles obtain the chemical energy they need?

• By photosynthesis

• From their prey

• Through solar panels

• By consuming plants

What is a key characteristic of chemical energy in the context of the animal kingdom?

• It is stored in solar panels

• It is used for photosynthesis

• It is converted into wind energy

• It is obtained from prey

What is an example of converting stored chemical energy into another form in renewable energy?

• Using biofuels

• Harnessing solar power

• Burning coal

• Using wind turbines

In renewable energy, what do biofuels convert stored chemical energy into?

• Thermal energy

• Mechanical or electrical energy

• Nuclear energy

• Sound energy