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Light, Shadows and Reflections
Classify the objects or materials given below as opaque, transparent o...

Classify the objects or materials given | Class 6 Science Chapter Light, Shadows and Reflections, Light, Shadows and Reflections NCERT Solutions

Welcome to the NCERT Solutions for Class 6 Science - Chapter Light, Shadows and Reflections. This page offers a step-by-step solution to the specific question from Exercise 1, Question 2: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 2:

Classify the objects or materials given below as opaque, transparent or translucent and luminous or non-luminous:

Air, water, a piece of rock, a sheet of aluminium, a mirror, a wooden board, a sheet of polythene, a CD, smoke, a sheet of plane glass, fog, a piece of red hot
iron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper, the flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet of cellophane, a wire mesh, kerosene stove, sun, firefly, moon.

Answer:

Opaque: A piece of rock, a CD, smoke, iron, an umbrella, a wall, a sheet of aluminium.

Transparent: Air, water, sheet of plane glass.

Translucent: A sheet of polythene, fog, a sheet of cellophone.

Luminous: A lightened fluorescent tube, flame of gas burner, a lighted torch, firefly, stove, sun, moon.

Non- luminous: A mirror, piece of rock, a wire mesh, iron, a wall.

The objects through which lights cannot pass are called as opaque objects.
Objects from which lights can pass easily and we can see clearly through them are called transparent objects.
The objects from which lights can pass easily but we cannot see clearly are known as translucent objects.
The objects which emits light are called as luminous.
The objects which does not emit light are known as non- luminous objects.

Other Questions of Chapter Light, Shadows and Reflections

In a completely dark room, if you hold up a mirror in front of you, will you see a reflection of yourself in the mirror?

Can you think of creating a shape that would give a circular shadow if held in one way and a rectangular shadow if held in another way?

Rearrange the boxes given below to make a sentence that helps us understand opaque objects.

Popular questions of class 6 Science

Draw (a) a leaf, (b) a taproot and (c) a flower, you have studied for Table 7.3.

You are given an iron strip. How will you make it into a magnet?

Name two foods each rich in:
(a) Fats
(b) Starch
(c) Dietary fibre
(d) Protein

A thick coating of a paste of Plaster of Paris (POP) is applied over the bandage on a fractured bone. It becomes hard on drying to keep the fractured bone immobilised. Can the change in POP be reversed?

Tick (√) the statements that are correct.
(a) By eating rice alone, we can fulfill nutritional requirement of our body. ( )
(b) Deficiency diseases can be prevented by eating a balanced diet. ( )
(c) Balanced diet for the body should contain a variety of food items. ( )
(d) Meat alone is sufficient to provide all nutrients to the body. ( )

List all items known to you that float on water. Check and see if they will float on an oil or kerosene.

Given below are the names of some objects and materials:
Water, basket ball, orange, sugar, globe, apple and earthen pitcher Group them as:
(a) Round shaped and other shapes
(b) Eatables and non eatables

Why can a pace or a footstep not be used as a standard unit of length?

Name the part of the plant which produces its food. Name this process.

Name two items that are made from coconut fibre.

Recently Viewed Questions of Class 6 Science

Which of the non-living things listed below, were once part of a living thing?

Butter, Leather, Soil, Wool, Electric bulb, Cooking oil, Salt, Apple, Rubber

The height of a person is 1.65 m. Express it into cm and mm.

Complete the drawing shown in Fig 12.14 to indicate where the free ends of the two wires should be joined to make the bulb glow.

Suppose you want to dry your school uniform quickly. Would spreading it near an anghiti or heater help? If yes, how?

Fill up the blanks
(a) The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called .
(b) The habitats of the plants and animals that live on land are called habitat.
(c) The habitats of plants and animals that live in water are called habitat.
(d) Soil, water and air are the ———— factors of a habitat.
(e) Changes in our surroundings that make us respond to them, are called .

The distance between Radha's home and her school is 3250 m. Express this distance into km.

How will you separate husk or dirt particles from a given sample of pulses before cooking.

Answer the following:
(a) What is a ball and socket joint?
(b) Which of the skull bones are movable?
(c) Why can our elbow not move backwards?

Fill in the blanks in the following
(i) Artificial magnets are made in different shapes such as __________, __________ and ____________.
(ii) The Materials which are attracted towards a magnet are called________.
(iii) Paper is not a ______ material.
(iv) In olden days, sailors used to find direction by suspending a piece of ___________.
(v) A magnet always has __________ poles.

Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Light, Shadows and Reflections.
Review previous year question papers to get an idea of how such questions may be framed in exams.
Practice answering questions within the time limit to improve your speed and accuracy.
Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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