TRACK Newsletter Puzzle

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Across
  1. 2. proposed the ideas of the id, ego, and superego as the three foundations of human personality
  2. 4. became famous for his theory of relativity and his equation E=MC^2
  3. 5. developed the theory of universal gravitation and is famous for his three laws of motion
  4. 7. author of "On the Origins of Species by Means of Natural Selection" where he tells how species that evolve and adapt thrive while others perish
  5. 8. pioneered the scientific method and was the first to use a refracting telescope to make important astronomical discoveries
Down
  1. 1. was the first woman to win a Nobel prize in physics and helped to discover radioactivity and the elements polonium and radium
  2. 3. an Augustinian monk who used pea plants to study the transmission of hereditary traits
  3. 6. designed the alternative current (AC) electric system and helped pioneer remote and radar technology