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Class-6
Subject- Science
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Answer:
7 .A shadow is a dark (real image) area where light from a light source is blocked by an opaque object. It occupies all of the three-dimensional volume behind an object with light in front of it. The cross section of a shadow is a two-dimensional silhouette, or a reverse projection of the object blocking the light.
6. A conductor is a material in which electricity can flow through. Electrical conductors are made up of metals such as, copper, aluminum, etc. ... Most wires are made out of copper because it conducts electricity with high flexibility and very little resistance.
3.solute
Answer:
1. Speaking
2. Jute is referred to as the golden fibre. It has gained its name as olden fibre due to its shiny brown colour. The fibre is affordable to all the consumers and is completely biodegradable.
3. A solvent is the component in a solution that is present in the largest amount. In a NaCl solution (salt-water), the solvent is water. A solute is the component in a solution in the lesser amount. In a NaCl solution, the salt is the solute.
4. Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function.
5. This answer is in the attachment
6. Electrical conductors are made up of metals such as, copper, aluminum, etc. ... Most wires are made out of copper because it conducts electricity with high flexibility and very little resistance.
7. A shadow is a dark (real image) area where light from a light source is blocked by an opaque object.
8. Take a rubber tube, stretch it straight and look through it at the flame of the candle with one eye (keeping the other eye closed) [see Figure (a)]. We will find that when the rubber tube is straight, we can see the light of candle flame through it.
Explanation:
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