Anita Paul, Seema Sinha, Deepika Parashari and, Karuni Subrahmanyam Solutions for Exercise 7: HOTS

Author:Anita Paul, Seema Sinha, Deepika Parashari & Karuni Subrahmanyam

Anita Paul Science Solutions for Exercise - Anita Paul, Seema Sinha, Deepika Parashari and, Karuni Subrahmanyam Solutions for Exercise 7: HOTS

Attempt the practice questions from Exercise 7: HOTS with hints and solutions to strengthen your understanding. Galaxy A Course in Science Book 8 solutions are prepared by Experienced Embibe Experts.

Questions from Anita Paul, Seema Sinha, Deepika Parashari and, Karuni Subrahmanyam Solutions for Exercise 7: HOTS with Hints & Solutions

MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 4 - Metals and Non-Metals>HOTS>Q 1

Have you ever wondered why a particular material is chosen for making a particular item? For example, why are vessels used for cooking and heating food made of metals? Why are cooking vessels provided with wooden handles? Why is it advised to wear gloves while removing baking dish from the oven? Could a baking dish be made of simple glass?

MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 4 - Metals and Non-Metals>HOTS>Q 2

Metals are used for making electrical wires. Can you name the two properties which make them suitable for this purpose?

MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 4 - Metals and Non-Metals>HOTS>Q 3

Water from different places produces varying amounts of lather when soap or detergent are added to them. What could be the reason? Do the metallic substances present in water play any role in this?

EASY
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 4 - Metals and Non-Metals>HOTS>Q 4

What properties of gold make it precious?

MEDIUM
8th CBSE
IMPORTANT
Galaxy A Course in Science Book 8>Chapter 4 - Metals and Non-Metals>HOTS>Q 5

What product is formed when calcium reacts with water? What is it commonly known as? Give an equation for the reaction.