八年级物理上学期学情调研三(期中 第一二三章至光的直线传播) 苏科版（Eight grade physics last semester learning situation research three (in Chapter 123 linear propagation period of the Zhiguang Jiangsu Science Version)）.docVIP

八年级物理上学期学情调研三(期中 第一二三章至光的直线传播) 苏科版（Eight grade physics last semester learning situation research three (in Chapter 123 linear propagation period of the Zhiguang Jiangsu Science Version)） Learning situation research three (linear propagation period in Chapter 123 of the Zhiguang) The name of _________________ ______ _______ school achievement Fill in the blanks (1 cents per room, 32 points each) 1, Tang in the poem bells Fengqiao Gusu city of Hanshan Temple, the passenger to midnight. At the end of the passenger who heard the bell Hanshan Temple, because the bell hit, produced a sound, mainly from the spread to the ear. 2, bass singing soprano voice vocals, bass and soprano compared to loudness bass (fill in big or small), soprano tone (fill in high or low). 3. Some people notice that bats do not touch anything even in the dark. To uncover the mystery, surgeon Luis Julin did an experiment: wax the bats ear and let it fly in the bright room, and the bat was rebuffed everywhere. These experiments show that bats use eyes or ears to see things. We know that the human ear can not hear the ultrasonic wave, except for the ultrasonic wave, there is also no one can hear it. 4, misty fog, dew glistening, heavy cream, soft snow, water molecules in the same time, dress up our lives. In this poem to describe physical phenomena in lyric poetry, fog, dew, frost and snow , which belongs to the phenomenon of the snow and the frost formation process; forming process of dew and fog (fill in the absorption or heat release ). 5, summer from the refrigerator out of eggs, often see the egg first become wet after drying, the process of change in the state of the matter is successively 6, as shown in Figure 1, a common thermometer, which indicates the temperature is c.. In the laboratory, boiling water test of three groups of students were 97 C and 93 C and 102 C, there are reasons leading to this phenomenon is that students in each group with thermometer deviation. Would you please design a