1.

C3. Match the items in Column A with one or more items in Column B.Column AColumn B1. Richter scale(i) Large waves generated by an earthquake2. Lightning conductor(ii) Thinner at the ocean floor3. Neutrons(iii) Reading 4-6 on Richter scale4. Friction(iv) A scale to measure the magnitude of an earthquake5. Tectonic plates(v) Have no charge6. Crust(vi) Induces an equal and opposite charge7. Tsunami(vii) Consists of a metal rod with spikes at the top8. Moderate earthquake(viii) Move continuously(ix) Have positive charge(x) Reading 2-4 on Richter scale11​

Answer»

DENSITY, mass of a unit volume of a material substance. The formula for density is d = M/V, where d is density, M is mass, and V is volume. Density is commonly EXPRESSED in units of grams PER cubic CENTIMETRE



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