A on Packet

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Across
  1. 4. a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.
  2. 6. largest and most volatile telescope
  3. 7. a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
  4. 9. last name of the author
  5. 11. a minute portion of matter.
  6. 13. elementary particle and a fundamental constituent of matter.
  7. 14. boundless four dimensional continuum
  8. 17. the universal force of attraction acting between all matter
  9. 18. First to view a microorganism
  10. 19. determined that the laws of physics are the same for all non accelerating observers
  11. 21. relating to or based on mental concepts.
  12. 23. thermal energy transferred between two systems at different temperatures that come in contact
  13. 24. a scientific test which is done in order to discover what happens to something in particular conditions
  14. 26. theoretical physicist, created theory of relativity
  15. 27. anything that has mass and takes up space
Down
  1. 1. Newtons second law
  2. 2. a region of space having a gravitational field so intense that no matter or radiation can escape.
  3. 3. the study of the relations between heat, work, temperature, and energy
  4. 5. a form of energy that an object or a particle has by reason of its motion
  5. 8. a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.
  6. 10. speculative structure linking disparate points in spacetime
  7. 11. a seemingly absurd or self contradictory statement or proposition that when investigated or explained may prove to be well founded or true.
  8. 12. created theory of evolution
  9. 13. minimum amount of any physical entity involved in an interaction.
  10. 14. first name of the author
  11. 15. one of the greatest mathematicians and physicists of all time and among the most influential scientists and created the three laws of motion
  12. 16. the progression of events from the past to the present into the future
  13. 20. an influence that can change the motion of an object
  14. 22. the capacity for doing work
  15. 25. penetrating form of electromagnetic radiation