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State whether the following statements are True or False:(i) Every year nearly 2,400 to 4,000 earthquakes occur on the earth.(ii) Potassium, sodium and calcium are the metals that react with water at high room temperature.(iii) A fire caused due to electrical components is extinguished by fire extinguishers like carbon dioxide are used. |
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Answer» (i) False. (Every year nearly 12,400 to 14,000 earthquakes occur on the earth.) (ii) False. (Potassium, sodium and calcium are the metals that react with water at normal room temperature.) (iii) True. |
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