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Plant cellsproduce energy through the chemical processes of photosynthesis and cellular respiration.

People also ask


  • What is energy and why is it important?

  • Scientists define energy as the ability to do work. Modern civilization is possible because people have learned how to change energy from one form to another and then use it to do work.

  • What is energy?

  • What is energy? Where do hydrocarbon gas liquids come from? Scientists define energy as the ability to do work. Modern civilization is possible because people have learned how to change energy from one form to another and then use it to do work.

  • How do people use energy to do work?

  • People use energy to walk and bicycle, to move cars along roads and boats through water, to cook food on stoves, to make ice in freezers, to light our homes and offices, to manufacture products, and to send astronauts into space. These forms of energy can be grouped into two general types of energy for doing work:

  • What is the source of energy in an ecosystem?

  • The sun is the source of energy in a given ecosystem. Solar energy is captured by plants to fuel the process of photosynthesis. Photosynthesis is the process of transforming of carbon dioxide and water to glucose and oxygen.

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