第 1 單元，第 1 課
Particles in Motion運動中的粒子
點卡片翻面。
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- random motion隨機運動Gas particles are in constant random motion.
- diffusion擴散Perfume spreads through a room by diffusion.
- thermodynamics熱力學Joule helped build the science of thermodynamics.
- joule焦耳Heating 1 g of water by 1 °C takes about 4.18 joules.
這課的重點字
- random motion隨機運動
- diffusion擴散
- thermodynamics熱力學
- joule焦耳