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What are similarities and differences between refraction, reflection, diffraction and absorption?
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The energy produced as a result of this flow of electrons from atom to atom is called
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Physics, 22.06.2019 21:30
The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?
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Aheavy boy and a lightweight girl are balanced on a massless seesaw. the boy moves backward, increasing his distance from the pivot point. what happens to the seesaw? it is impossible to predict without knowing additional information. the side the boy is sitting on will tilt downward. the side the girl is sitting on will tilt downward. nothing; the seesaw will remain balanced.
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Ben walks 2 m from his desk to the teachers desk. from the teachers desk, he then walks 3 m in the s...
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