Introduction to Physics

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Across
  1. 4. branch of physics that studies the relationship between time and space
  2. 6. branch of physics that studies magnets and electricity
  3. 7. branch of physics that studies energy, heat and temperature
Down
  1. 1. he measure the circumference of Earth using the shadow produced by two wooden sticks
  2. 2. branch of physics that studies celestial bodies
  3. 3. branch of physics that studies rainbows, mirrors and light
  4. 5. he proposed that time is relative