Energy
What is energy?
Energy is the ability to do work.
Name one renewable energy source.
Solar, Wind, Geothermal, Tidal
What is a fossil fuel?
Fossil fuel is a natural fuel formed from the remains of living organisms.
What is energy transformation?
Energy transformation is the process of changing energy from one form to another.
Why is it important to conserve energy?
It's important to conserve energy to reduce costs and environmental impact.
What does energy do?
Energy can move objects or cause changes in things.
What is solar energy?
Solar energy is energy from the sun.
What is coal used for?
Coal is used for electricity generation and heating.
Give an example of energy transformation.
An example is converting gasoline (chemical) into your car to make it propel/ move (kinetic).
How can you reduce energy use at home?
You can reduce energy use by turning off lights and using energy-efficient appliances.
What is kinetic energy?
Energy in motion
What are the benefits of wind energy?
Sustainable, reduces pollution
What is a disadvantage of oil?
A disadvantage of oil is that it can cause spills and pollution.
What is the path of energy in a light bulb?
In a light bulb, electrical energy is transformed into light and heat energy.
Why should we consider renewable energy?
Renewable energy is sustainable and helps combat climate change.
Energy cannot be destroyed or created, just transferred.
What are the disadvantages of solar energy?
High cost, dependence on sunlight
What is natural gas?
Natural gas is used for heating and electricity.
What happens to energy when you eat food?
When you eat food, chemical/ muscular energy is transformed into kinetic energy when you move.
How can personal choices impact the environment?
Personal choices can impact the environment by reducing waste and promoting sustainability.
What is potential energy?
Stored energy for later use.
How does hydropower generate electricity?
Hydropower generates electricity by using the flow of water.
What is the environmental impact of coal mining?
The environmental impact of coal mining includes habitat destruction and air pollution.
Describe how energy flows in a power plant.
In a power plant, mechanical energy is transformed into electrical energy.
What are the long-term benefits of using renewable energy?
Long-term benefits include a cleaner environment and decreased reliance on finite resources.