Common-Core/ Grade 4
Science MCQ Based On Evaluating natural energy sources
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Common-Core Grade 4 - 4 Evaluating natural energy sources
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Burning a material such as wood, oil, or coal releases chemicals that add to air pollution.
Non-renewable resources are the ones that once used up, cannot be replaced.
fossil fuel is a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Biogas usually comprises 55-65 % methane, 35-45 % carbon dioxide, 0.5-1.0 % hydrogen sulfide, and traces of water vapor.
conservation refers to conserving.
Burning a material such as wood, oil, or coal releases chemicals that add to air pollution.
These resources are provided to us by the nature.
Burning a material such as wood, oil or coal releases chemicals that add to air pollution.
Reusing means using again or more than once.
non-renewable resources are the resources that can not be renewed.
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