1, the poet Gao pian wrote in "Mountain Pavilion Summer" that "the trees grow dark in summer, and the balcony is reflected in the pool". In the poem, "shadow" is a dark area formed when light travels along a straight line and meets an opaque object; "Reflection" is an imaging phenomenon when light is reflected, and the image is an upright virtual image.
2. Sleeping at Jiande by Meng Haoran, a poet in the Tang Dynasty, how wide the sky is, how close the trees are, how clear the water is, and how close the moon is! . -knowledge of flat mirror imaging.
3, Wang Anshi's "Plum Blossom" "Knowing is far from snow, why is it fragrant?" -Diffusion phenomenon (thermal motion of molecules).
4. Li Bai wrote in the poem "Looking at Tianmen Mountain" that "the green hills on both sides of the strait look at each other and sail alone." "Castle Peak Opposite" is set in a boat, and "Lonely Sail from the Sun" is set in a river bank.
5. In the poem "Send Baidicheng Early" written by Li Bai, "Say goodbye to Baidicheng, and return it in a day in Jiangling." -Dispersion of light.
6. In Li Daoyuan's Three Gorges, there is a description of "the empty valley echoes and the sorrow turns to leisurely". Sound will be reflected when it encounters obstacles in the process of propagation. When the reflected sound reaches the human ear 0. 1s later than the original sound, the echo can be heard.
7. Guo Moruo's Nine Songs of Boating in Wuyi, The Sacred Fragrance Sutra of Youlan Shenggu, and Zhu Fang Manshan Green Man Xi. -Diffusion phenomenon (thermal motion of molecules).