UPSC Exam  >  UPSC Notes  >  NCERT Summary: UPSC  >  Short Questions: Light, Shadows and Reflections

Short Questions: Light, Shadows and Reflections | NCERT Summary: UPSC PDF Download

Define the following:
Q1: Non-luminous objects
Ans:
Non-luminous items are those that do not produce their own light. Non-luminous things include books, cardboard, cloth, and paper.

Q2: Translucent
Ans:
Translucent objects are those that allow just a small amount of light to flow through them. One can only see through such items partially and not very well. Translucent things include oiled paper, coloured glass panes, coloured solutions, and so forth.

Q3: Luminous objects
Ans:
Luminous items are those that can produce their own light. Luminous items include the sun, star, moon, lit candle, and so on.

Q4: Transparent
Ans: 
Transparent objects are those that allow all light to pass through them fully. These things allow one to see right through them. Transparent items include air, clear water, and cellophane tape.

Q5: Opaque
Ans:
Opaque objects are those that do not allow any light to flow through them at all. These items are impossible to see through. Opaque items include cardboard, metal, wood, and other materials.

The document Short Questions: Light, Shadows and Reflections | NCERT Summary: UPSC is a part of the UPSC Course NCERT Summary: UPSC.
All you need of UPSC at this link: UPSC
666 docs

Top Courses for UPSC

666 docs
Download as PDF
Explore Courses for UPSC exam

Top Courses for UPSC

Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

mock tests for examination

,

Short Questions: Light

,

Semester Notes

,

Viva Questions

,

past year papers

,

study material

,

pdf

,

Shadows and Reflections | NCERT Summary: UPSC

,

Sample Paper

,

Shadows and Reflections | NCERT Summary: UPSC

,

Shadows and Reflections | NCERT Summary: UPSC

,

Extra Questions

,

Summary

,

Free

,

Objective type Questions

,

shortcuts and tricks

,

Exam

,

video lectures

,

MCQs

,

Previous Year Questions with Solutions

,

Short Questions: Light

,

Short Questions: Light

,

Important questions

,

practice quizzes

,

ppt

;