Activity 2

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Across
  1. 1. cycle that consists of evaporation, condensation, and precipitation.
  2. 3. deals with the study of the earth
  3. 5. collected facts and data are then correlated into temporary explanation or supposition of related facts
  4. 7. the smallest unit of matter
  5. 8. the property that must be transferred to an object in order to perform work on, or to heat, the object.
  6. 9. energy of electromagnetic waves
  7. 11. is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth.
  8. 13. Essential in building of tissues and a source of energy
  9. 18. a study dealing with the structure and existence of microorganisms, which are tiny life forms such as a bacteria or a virus; organism as bacteria, viruses and fungi
  10. 19. substance composed of the chemical elements hydrogen and oxygen and exists in gaseous, liquid, and solid states.
  11. 24. anything that has mass and occupies space. It includes all materials that are found in nature.
  12. 26. Include environmental geology, soil sciences volcanic phenomena and evolution of earth’s crust.
  13. 28. the explanation of a supposed fact.
  14. 30. the gravitational force of attraction exerted by the earth on a body.
  15. 31. possessed by an object due to its motion or due to its position.
  16. 32. where metabolic wastes such urea and uric acid, and remains of plants and animals are broken down by decomposers releasing ammonia or ammonium in the process.
  17. 33. biological substances that are soluble in nonpolar solvents and insoluble in polar solvents.
  18. 34. division of science which deals with natural objects and natural phenomena.
  19. 36. a substance that produce OH-when dissolved in water. Characterized by their biting taste and has ability to change red litmus paper to blue.
  20. 37. The science and study of life, from the tiniest microscopic organisms to the largest whales in the sea.
  21. 38. the rise in temperature that the Earth experiences because certain gases in the atmosphere like water vapor, carbon dioxide, nitrous oxide, and methane trap energy from the sun.
  22. 39. the science dealing with all the celestial objects in the universe, including the planets and their satellites, comets and meteors, the stars, and interstellar matter, the star systems known as galaxies, and clusters of galaxies
  23. 40. method consists of collecting facts and data by the observation of natural phenomena.
Down
  1. 2. aldehydes or ketones with multiple hydroxide (-OH) group.
  2. 4. energy that comes from the temperature of the heated substance
  3. 6. the SI unit of energy
  4. 10. study of the interactions between life and its physical environment.
  5. 12. the change of the physical state of matter from the gas phase into the liquid phase, and is the reverse of vaporization.
  6. 14. identification of minerals, properties, origin and classification
  7. 15. explore human society past and present, and the way human beings behave.
  8. 16. results from the flow of electric charge.
  9. 17. study of bacteria and diseases
  10. 20. process by which an element or compound transitions from its liquid state to its gaseous state
  11. 21. the quantity of matter.
  12. 22. science concerned with living things their structure, processes and influencing factors.
  13. 23. the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth.
  14. 25. substances that cannot be separated into two or more substances by ordinary physical or chemical means
  15. 27. substances that contain two or more elements, in definite proportion by weight and can be decomposed into these elements.
  16. 29. is the biogeochemical cycle that describes the movement of oxygen within its three main reservoirs: the atmosphere (air), the biosphere, and the lithosphere
  17. 35. a substance with constant composition.