Final answer:
Solar energy's significance for life on Earth is best showcased by the Food Chain model, which illustrates the flow of energy from the sun through producers to consumers in ecosystems.
Explanation:
The model that best summarizes the importance of solar energy for life on Earth is the Food Chain model. Energy from the sun enters ecosystems and flows through producers to consumers, illustrating the essential role of solar energy in sustaining life on Earth. Food chains represent the feeding relationships in ecosystems, showcasing how energy is transferred from one organism to another.
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