Multiple choice

Solar energy is considered a sustainable energy source. What does "sustainable" mean?

  1. Capable of being continued long-term

  2. Related to light and heat

  3. Available to everyone

  4. Related to the sun
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sustainability refers to the ability to maintain or continue a process or resource use over the long term without depleting natural resources or harming the environment. Solar energy is sustainable because the sun will continue to shine for billions of years, unlike fossil fuels which are finite.

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