Examlex
Light has two properties that can be thought of as both a wave and a particle.
Testable Explanation
A hypothesis that can be supported or refuted through experimentation and observation, forming the basis of scientific inquiry.
Time-Tested
Proven to be reliable or effective over a long period of time.
Physical Environment
The surroundings or conditions in which a person, animal, or plant lives or operates, including air, water, and land.
Ecosystem
Living creatures and the non-living parts of their habitat come together, forming a system through interaction.
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