CROSSWORD REVIEW
Across
- 4. energy/ The sum of the potential energy an the kinetic energy in a system.
- 5. The process of changing position.
- 6. A statement of what will happen next in a sequence of events.
- 9. thinking/ Comparing what you already know with the information you are given in order to decide whether you agree with it.
- 12. force/ A force that one object applies to another object without touching it.
- 15. An attractive force that exists between all objects that have mass.
- 16. The distance an object moves divided by the time it takes to move that distance.
- 18. force/ A push or pull on one object by another object that is touching it.
- 19. group/ the part of the controlled experiment used to study relationship among variables.
- 23. collision/ Is defined as one in which there is no loss of kinetic energy in the collision.
- 27. motion/ Any motion in which an object is moving a long a curved path.
- 28. force/ The combination of all the forces acting on an object.
- 29. variable/ The factor a scientist observes or measures during an experiment.
- 30. energy/ Energy carried by sound waves.
- 32. energy/ Energy stored in an object when it is stored above the earth's surface.
- 35. Any factor that can have more than one value.
- 36. point/ The starting point you use to describe the motion or the position of an object.
- 37. motion/ Is motion under the influence of gravity.
- 39. energy/ energy carried by an electric current.
- 40. A contact force that resists the sliding motion of two surfaces that are touching.
- 43. Forces acting on an object that combine and form a net force that is not zero.
- 46. A possible explanation for an observation that can be tested by scientific investigations.
- 48. energy/ Energy causing push or pull.
- 49. year/ Forms of energy our eyes can detect.
- 50. speed/ The rate of change of position in which the same distance is traveled each second.
- 53. The speed and the direction of a moving object.
- 54. The tendency of an object to resist a change in its motion.
- 56. A type of friction that when the surface of an object moves along the surface of another object causing motion.
- 59. The amount of matter in an object.
- 60. energy/ Energy stored in food.
Down
- 1. forces/ Forces acting on an object that combine and form a net force of zero.
- 2. the factors in an experiment that remain the same.
- 3. inquiry/ A process that uses a variety of skills and tools to answer questions or to test ideas.
- 7. variable/ The factor that is changed by the investigator to observe how it affects a dependent variable.
- 8. force/ In circular motion, a force that acts perpendicular to the direction of motion, toward the center of the curve.
- 9. group/ The part of a controlled experiment that contains the same factors as the experimental group, but the independent variable is not changed.
- 10. speed/ The total distance traveled divided by the total time taken to travel that distance.
- 11. The difference between the initial position and the final position of an object that has moved.
- 13. A push or pull on an object.
- 14. Type of energy due to motion.
- 17. An object's distance and direction from a reference point.
- 20. Type of energy stored due to the interactions between objects and particles.
- 21. energy/ energy stored in and released from the nucleus of an atom.
- 22. science/ Study the processes that occur on earth and deep within the earth.
- 24. A measure of the change in velocity during a period of time.
- 25. energy/ The sum of the kinetic energy and the potential energy of the particles that make up an object.
- 26. speed/ An object's speed at a specific instant in time.
- 30. theory/ An explanation of observations or events that is based on knowledge gained from many observations and investigations.
- 31. It is information gathered during an experiment.
- 33. science/ Study all organisms and the many processes that occur in them.
- 34. The investigation and exploration of natural events.
- 38. fall/ Any object that is being acted upon only by the force of gravity.
- 41. collision/ Is one in which part of the kinetic energy is changed to some other form of energy in the collision.
- 42. Is a measure of how far an object has traveled from its starting point, or how far away it is.
- 44. A measure of how hard is to stop a moving object.
- 45. The gravitational force exerted on an object.
- 47. A type of friction that occurs when a round object rolls around a surface.
- 51. science/ The type of science that studies matter and energy.
- 52. A type of friction that is a resistance offered by a fluid against its flow.
- 55. A type of friction that when force is applied to an object it does not cause a change.
- 57. of conservation of momentum/ a principle stating the total momentum of a group of objects stays the same unless outside forces act on the objects.
- 58. The ability to cause a change.