Module evaluation单元评价 1. Knowledge Park知识乐园 2. Fill in and say.填一填,说一说。 3. Sound声音 4. Noise噪音 5. Hazard危害 6. Impact on rest影响休息 7. Prevention防治 8. Stay away from noise sources远离噪声源 9. Change变化 10. Strength强弱 11. Causes产生原因 12. Object vibration物体振动 13. The sound tuning fork spattered water发声的音叉溅起水花 14. Energy具有能量 15. Shake out the candles震灭蜡烛 16. Communication传播 17. Solid固体 18. The Hall of Science科学殿堂 19. Record your voice, then play it, and compare whether the sound is the same as the sound you hear.录制自己说话的声音,然后播放,比较一下播放的声音和自己说话时听到的声音是否相同。 20. Reflection space反思空间 21. My harvest我的收获 22. Sound is caused by an object with vibration. 声音是有物体振动产生的。 23. I need to improve the我需要改进的 24. Experiments exploring sound, propagation in gas. 探究声音,在气体中传播的实验。 25. I want to continue exploring the我想继续探究的 26. Why can insulating glass effectively block sound?中空玻璃为什么能有效阻隔声音? |
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