WebSound is caused by vibrations. Air is a gas water is a liquid. Gases are very thin in comparison to liquids, so when a sound travels through air it vibrates the air very easily … Web24 aug. 2024 · Practice Class 8 Science MCQ Questions chapter-wise. 1. A smooth shining surface, which rebounds the light back in the same or in a different direction, is called (a) a mirror (b) a lens (c) reflection of light (d) point of incidence. 2. Beam of light striking the reflecting surface is called (a) reflecting ray (b) incident ray (c) refracted ray

light class 10 Physics Quiz - Quizizz

Web4. When a plane mirror is rotated through an angle of 5 degree the reflected ray is rotated through on angle of. 5 degree. 85 degree. 2.5 degree. 50 degree. 5. The phenomenon … Web23 jan. 2024 · This part of earth gets light from the sun and has day. The other half of earth faces away from the sun and has night. India and United States of America (USA) are located on the two opposite halves of earth. … can you refund geforce now

CBSE Class 10 Science MCQs Chapter 10 Light - BYJU

WebState the two laws. answer choices. Laws of Reflection. 1. The angle of incidence = angle of reflection. 2. The incident ray, the reflected ray and the normal (line perpendicular to the plane of the mirror/ reflective surface) all lie in the same plane. Laws of Mirror. 1. Web1) When an object blocks the path of light, what is formed? a) A shadow b) A reflection c) A fog d) A problem 2) When an object moves closer to a light source, its shadow... a) Gets … Web12 okt. 2024 · 10 Multiple Choice Questions related to NCERT 5th Class (CBSE) Science: Light and Shadows – Quiz: Materials that allow all the light to pass through them are called transparent materials. Eg: clear glass and clean water. Translucent and opaque materials form shadow because translucent objects block some light and opaque object … brings about smells we hear crossword clue