Kerala Board Solutions for Chapter: Metals, Exercise 2: Exercise 2

Author:Kerala Board

Kerala Board Science Solutions for Exercise - Kerala Board Solutions for Chapter: Metals, Exercise 2: Exercise 2

Attempt the practice questions on Chapter 7: Metals, Exercise 2: Exercise 2 with hints and solutions to strengthen your understanding. Science for Class 8 - Part 1 solutions are prepared by Experienced Embibe Experts.

Questions from Kerala Board Solutions for Chapter: Metals, Exercise 2: Exercise 2 with Hints & Solutions

MEDIUM
8th Kerala Board
IMPORTANT

How do you know whether an object is made of metal?

  • By testing its hardness
  • By heating
  •  

MEDIUM
8th Kerala Board
IMPORTANT

Which are the characteristics of metals you are familiar with?

HARD
8th Kerala Board
IMPORTANT

The table given below lists some metals. Complete the table by listing their characteristics as well as the objects which make use of those characteristics.

Metal Property Objects
Gold Lustrous, Resistant to corrosion Ornaments
Copper    
Iron    
Aluminium    

 

MEDIUM
8th Kerala Board
IMPORTANT

With a hammer, beat forcefully on an aluminium wire kept on a hard surface. What do you see?

MEDIUM
8th Kerala Board
IMPORTANT

Haven't you noticed aluminium foils are used to wrap chocolates and sweets? Which property of the metal is used here?

HARD
8th Kerala Board
IMPORTANT

Find out some instances where the malleability of metals is employed.