NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz: The flow of electrons constitutes an electric current. Conventional current flows from positive to negative terminal; electronic current lows from negative …

NCERT 8th Class (CBSE) Social Science: The Police And The Courts – Quiz 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Social Science: The Police And The Courts – Quiz: Criminal justice system is the ‘body of law’ or ‘Court’ regulating the inquiry into whether a person has …

Question: Mention some public facilities that are provided by the government. Answer: Public facilities provided by the government are: Health care Water Sanitation Transport Education Electricity Roads Question: Which Article in the Indian Constitution recognizes the ‘right to water’? Answer: The Constitution of India recognizes the right to water as …

NCERT 8th Class (CBSE) Science: The Universe – Quiz 26 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: The Universe – Quiz: The universe comprises everything that exists, which includes stars, planets, moons, other celestial objects, everything that exists on these celestial objects, as well as the vast empty …

NCERT 8th Class (CBSE) Science: Refraction and Dispersion of Light – Quiz 20 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Refraction and Dispersion of Light – Quiz: The bending of light as it passes from one transparent medium to another is called refraction. It occurs because light travels at …

Question: While looking up at the sky, how can you distinguish between a planet and a star? Answer: While looking up at the sky, we can distinguish between a planet and a star by observing their twinkling nature. Stars twinkle at night sky whereas planets do not. Question: What is the …

Question: What do you mean by refraction of light? In which direction will light bend when travelling from an optically rarer medium to an optically denser medium? Answer: The bending of light as it passes from one transparent medium to another is called refraction. It occurs because light travels at lower …

We know that a mathematical expression uses mathematical symbols instead of words. For example, the words ‘twenty-eight increased by five’, will be shown as the mathematical expression 28 + 5. Can you give the mathematical expressions for these words? Seventy three minus forty -two Twelve less two Six times fifteen …

Question: What is electric current? Answer: The flow of electrons constitutes an electric current. Question: How is electronic current different from conventional current? Answer: The flow of electronic current is from negative to positive whereas the flow of conventional current is from positive to negative. Question: Differentiate between conductors and insulators. Answer: Difference is as …

This stamp has been stuck on centimeter-squared paper. Take each square to have a side of 1 cm.  USING FORMULA