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Issues: atom models & structure; periodic table; chemical elements and compounds; scientific model; lab procedures; notation; pure substances; metals; experiments
Issues: solar system; origin and evolution of universe; celestial objects; effects of the Sun; spacecrafts; Canadian contributions to space exploration
Researchers: Lawrence Widrow
Issues - models of static and current electricity; electrical circuits; SI units; potential difference; resistance
Issues: cell division; reproductive systems; parts of a cell; DNA; hormones; embryonic human development; genetic engineering; stem cells; species preservation