第 1 题
1 分The frequency of a sound wave is measured in which of the following units?
Key Stage 3 (KS3) · Science
Waves (Sound and Light)：练习题
5 道选择题即时批改，另有 1 道文字题附完整解题步骤，全部围绕「Waves (Sound and Light)」。
6 道题目8 分免费，无需注册
第 2 题
1 分A student observes a wave on a spring. The distance between a compression and the next adjacent rarefaction is measured to be \( 15 \text{ cm} \). What is the wavelength of this longitudinal wave?
第 3 题
1 分A ray of light strikes a plane mirror at an angle of incidence of \( 35^{\circ} \) to the normal. What is the total angle between the incident ray and the reflected ray?
第 4 题
1 分When a white light passes through a triangular prism, it splits into a spectrum of seven colors. What is the name of this physical phenomenon?
第 5 题
1 分A convex lens is often used as a magnifying glass. When an object is placed very close to the lens (within its focal length), what are the characteristics of the image formed?
第 6 题
3 分In Waves (Sound and Light), describe the relationship between the amplitude of a sound wave and the energy it carries.
先自己写一遍答案，再对照解题步骤。
* thinka提供的内容由AI生成，可能并非总是准确或最新。请将其用作辅助资源，并与官方材料进行核实。
想多做几道同类题目？立即开始练习这个课题，边做边批改。
立即练习