Candle diagram class 8

WebMay 5, 2024 · Q.8. A 4.5 cm needle is placed 12 cm away from a convex mirror of focal length 15 cm. Give the location of the image and the magnification. Describe what happens as the needle is moved farther from the mirror. Q.9. An arrow 2.5 cm high is placed at a distance of 25 cm from a diverging mirror of focal length 20 cm., Find the nature, position … WebClass 8. >> Chemistry. >> Combustion and Flame. >> Flame. >> Explain the different zones of a candle. Question. 1. Draw a diagram showing the different zones of candle flame. Label the zone which contains:

Combustion and Flame Class 8 Science Extra Questions and Answers

WebExplain the law of reflection in Chapter 16 of NCERT Solutions for Class 8 Science. The principle, when the light rays fall on a smooth surface, the angle of reflection is equal to the angle of incidence; also, the incident … WebCombustion and Flame of Class 8. Candles are usually made of paraffin wax, which is obtained from petroleum When a candle is burnt, following observations can be made -. The wick burns and it stands in a pool of liquid wax. There is a small portion of unburnt wick between the flame and the liquid wax. The liquid wax is trapped in a cup of solid ... flower deco oakville website https://vazodentallab.com

NCERT Solutions for Class 8 Science Chapter 16 …

WebIt is the non-luminous part of the flame. The middle zone of the candle flame is moderately hot and is yellow in colour, and partial combustion of … WebCombustion and Flame. 1. Ignition temperature is the lowest temperature at which a substance catches fire. Identify the correct option regarding the ignition temperature of a good fuel. A. Ignition temperature below room temperature. B. Ignition temperature above room temperature. WebMake a labelled diagram of a candle flame. Medium. View solution > View more. More From Chapter. Combustion and Flame. View chapter > Practice more questions . Easy Questions. 38 Qs > Medium Questions. ... class 8. Mensuration Factorisation Linear Equations in One Variable Understanding Quadrilaterals The Making of the National … flower deco

how to draw different zones of candle flame class 8 …

Category:Zones of Candle flame Science Class 8 - YouTube

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Candle diagram class 8

CBSE Class 8 Science Chapter 6 Combustion and Flame Objective Questions

Webof a ray diagram. Observe Fig.10.2 (a) closely. A number of rays parallel to the principal axis are falling on a concave mirror. Observe the reflected rays. They are all meeting/intersecting at a point on the principal axis of the mirror. This point is called the principal focus of the concave mirror. Similarly, observe Fig. 10.2 (b). WebNCERT Solutions for Class 8 Science Chapter 6 – 2 Mark Questions and Answers. Question 1. Abida and Ramesh were doing an experiment in which water was to be heated in a beaker. Abida kept the beaker near …

Candle diagram class 8

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WebVery Short Type Question. Question 1: Name some of the substances which burn without producing a flame. Answer: Coal and Charcoal. Question 2: Name two substances … WebVery Short Type Question. Question 1: Name some of the substances which burn without producing a flame. Answer: Coal and Charcoal. Question 2: Name two substances having low ignition temperature. Answer: paper and white phosphorus. Question 3: Name two substances having high ignition temperature. Answer: coal and log of wood.

WebOct 24, 2024 · Hello Viewers, Welcome To BADARPUR DRAWING ACADEMY,Thank you for visiting, here this video will show you how to draw candle flame diagram for clas... WebApr 7, 2024 · Points Covered in Class 8 Science Chapter 6. Combustible compounds are those that burn in the presence of air. Combustion requires oxygen (which is found in the air). Heat and light are emitted during the …

WebApr 7, 2024 · Points Covered in Class 8 Science Chapter 6. Combustible compounds are those that burn in the presence of air. Combustion requires oxygen (which is found in the … WebApr 7, 2024 · 1) The Innermost zone of a flame is dark or black:It consist of hot,unburnt vapours of the combustible material.It is the least hot part of the flame.It is the coldest part of the flame. 2)The middle zone of a flame is …

WebMar 30, 2024 · NCERT Question 6 - Chapter 6 Class 8 - Combustion And Flame ... Make a labelled diagram of a candle flame. Answer We follow these steps We first make the candle stick and the wick Then, we make …

WebNov 10, 2024 · Make a labelled diagram of a candle flame. 6. Name the unit in which the calorific value of a fuel is expressed. 7. Explain how CO 2 is able to control fires. 8. It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain. 9. flower decorated cupcakesWebNCERT Solutions for Class 10 Maths Chapter 8; NCERT Solutions for Class 10 Maths Chapter 9; NCERT Solutions for Class 10 Maths Chapter 10; ... Make a labelled diagram of a candle flame: (b) What makes the middle zone of a candle flame luminous (or light-giving) ? Open in App. Solution. greek quotes about moneyWebNational Council of Educational Research and Training flower decorated kids headbandWebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators ... flower decorated ear headbandWebMar 14, 2024 · The candle is a source of light. The wax of the candle reacts with the oxygen in the air and produces carbon dioxide. The wax combusts to produce heat and light. The substances which can vaporize on the burning are more likely to produce the flame. For example kerosene or the molten wax that is responsible for the producing flame. flower decorated mesh headbandWebClass 8 Science Chapter 6 Combustion and Flame Exercise Questions and Answers. Question 1. List conditions under which combustion can take place. Presence of a combustible substance. Presence of oxygen, i.e., a supporter of combustion. Attainment of ignition temperature. Question 2. Fill in the blanks. greek quotes about fitnessWebClick here👆to get an answer to your question ️ Make a labelled diagram of a candle flame. Join / Login >> Class 8 >> Chemistry >> Combustion and Flame >> Flame >> Make a labelled diagram of ... Question. Make a … flower decorated drop earrings