Chapter 14: Science Study Guide Name 1. Step-by-step, tell me what we did with the sand in the jar. What energy was produced? 2. In your own words define: observation. 3. There are many forms of energy. Name them. 4. Energy cannot be made or destroyed BUT what can it do? 5. When you rub your hands together some of the energy changes into thermal energy. a. Thermal Energy b. Potential Energy c. Kinetic Energy 6. In your own words define: Potential energy.
7. How can sound create a higher pitch? 8. How do sound waves make an echo? 9. Electromagnetic radiation is made up of two kinds of energy. Name them. 10. Water has particles that move faster than the particles in ice. Why? 11. Draw a Lava Lamp and label where it uses conduction, convection, and radiation.
12. Define: Conduction and give me one example. 13. Define: Convection and give me one example. 14. Define: Radiation and give me one example. 15. Heat flows from warmer objects to objects.
Chapter 14: Science Test Name Directions: Fill in the blank or circle the best answer for each question. 16. When sand was put into the jar and shook as hard as possible for 10 minutes what type of energy was produced? a. Thermal Energy b. Potential Energy c. Kinetic Energy 17. In your own words define: observation. 18. List 3 different forms of energy. 1. 2. 3. 19. Energy cannot be made or. 20. When you rub your hands together some of the energy changes into thermal energy. a. Thermal Energy b. Potential Energy c. Kinetic Energy 21. Potential energy is sometimes called energy. 22. A sound with greater has a pitch. a. Frequency, lower b. Frequency, higher c. Amplitude, lower d. Amplitude, higher
23. What happens when sound hits a wall? 24. Electromagnetic radiation is a combination of and energy. 25. The higher the objects temperature, the faster its particles move. Which objects particles will move the fastest? a. Ice cube b. Water c. Steam 26. Label where the Lava Lamp uses conduction, convection, and radiation. a. b. c.
27. Conduction is the transfer of heat between objects that are in contact. Give an example of conduction. 28. Convection is the transfer of heat by a moving liquid or gas. Give an example of conduction. 29. Radiation is the transfer of heat by electromagnetic waves. Give and example of radiation. 30. Heat flows from warmer objects to objects. a. Hotter b. Cooler c. Frozen
Chapter 14: Science Test Name Directions: Fill in the blank or circle the best answer for each question. 31. When sand was put into the jar and shook as hard as possible for 10 minutes what type of energy was produced? d. Thermal Energy Answer A e. Potential Energy f. Kinetic Energy 32. In your own words define: observation. possible answer: watching and recording over a long period of time 33. List 3 different forms of energy. Possible answers: sound, light, electricity, magnetism, chemical, nuclear, mechanical 1. 2. 3. 34. Energy cannot be made or destroyed. 35. When you rub your hands together some of the energy changes into thermal energy. a. Thermal Energy b. Potential Energy c. Kinetic Energy Answer C 36. Potential energy is sometimes called stored energy. 37. A sound with greater has a pitch. a. Frequency, lower b. Frequency, higher Answer B c. Amplitude, lower d. Amplitude, higher
38. What happens when sound hits a wall? Possible Answer: Some waves bounce back and are heard as an echo 39. Electromagnetic radiation is a combination of electrical and magnetic energy. 40. The higher the objects temperature, the faster its particles move. Which objects particles will move the fastest? a. Ice cube b. Water c. Steam Answer C 41. Label where the Lava Lamp uses conduction, convection, and radiation. d. Convection e. Conduction f. Radiation
42. Conduction is the transfer of heat between objects that are in contact. Give an example of conduction. Answers will vary 43. Convection is the transfer of heat by a moving liquid or gas. Give an example of conduction. Answers will vary 44. Radiation is the transfer of heat by electromagnetic waves. Give and example of radiation. Answers will vary 45. Heat flows from warmer objects to objects. a. Hotter b. Cooler Answer B c. Frozen