How Much Science Do You Know? 2

12345678910111213141516171819202122232425262728293031323334353637383940414243
Across
  1. 2. Is the science of living organisms, divided into many specialized fields.
  2. 4. Current where electrons flow in the same direction
  3. 5. The resistance that one surface or object encounters when moving over another.
  4. 8. Unit measurement of time.
  5. 11. Chemical bond that transfers electrons
  6. 12. Largest land animal found in Africa and India.
  7. 16. Largest mammal on earth. (2 words)
  8. 17. The primary source of energy for most forms of energy we use every day
  9. 18. The B in ROYGBIV
  10. 19. Bones that cover the lungs.
  11. 21. Is the science of matter and energy and the relationships between them.
  12. 22. The sum of all the forces acting on an object
  13. 23. The fundamental force of attraction that all objects with mass have for each other.
  14. 28. Negatively charged particles that circle the nucleus.
  15. 29. The common name for H2O.
  16. 32. The blue planet.
  17. 33. The common name for CO2. (2 words)
  18. 35. Is a muscular organ that provides blood circulation.
  19. 38. Device used to measure temperature.
  20. 39. the movement of air due to uneven heating and cooling of the earth
  21. 40. The variable in the experiment you measure
  22. 41. How EM spectrum energy travels
  23. 43. EM spectrum band that we use to see your bones
Down
  1. 1. It is the name for the element and is represented by the symbol H.
  2. 3. Sound reflected off a hard, solid surface
  3. 4. means two poles, often used to describe a magnet
  4. 6. What we use to find magnetic north on the earth
  5. 7. How we refer to one end of the magnet
  6. 9. The SI base unit for measurement
  7. 10. Metal with a north and a south pole that attracts some other metals
  8. 11. The variable in the experiment the scientist changes
  9. 13. Is the basic unit of life.
  10. 14. Hydroelectric, wind, nuclear, solar, tidal and fossil fuels are all used to make this
  11. 15. State of matter with no fixed volume or shape.
  12. 20. IR waves in the EM spectrum (2 words)
  13. 24. Accelerates at 9.8 meters per second on earth
  14. 25. What carries electrons in an electrical circuit
  15. 26. Energy that comes from the sun
  16. 27. Energy stored in an object's position or condition
  17. 30. Chemical bond that shares electrons
  18. 31. The ability to do work.
  19. 34. Makes up 21% of the earth’s air.
  20. 36. Highest point in a wave
  21. 37. Is a physical science that studies the composition, properties and behavior of matter.
  22. 42. Current where electrons flow in alternating directions