Subject Experts Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 1: NUT Cracker

Author:Subject Experts

Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 1: NUT Cracker

Attempt the practice questions on Chapter 4: Materials: Metals and Non-Metals, Exercise 1: NUT Cracker with hints and solutions to strengthen your understanding. Study Mate Science Class 8 solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 1: NUT Cracker with Hints & Solutions

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 5

Define hardness.

MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 6

Define metalloids.

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 7

What are non-metals?

MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q I

Write down the physical properties of metals in the figure below:

Question Image

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 1

Which metal is used for wrapping food items and why?

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 2

Why are metallic substances used for making immersion rods?

MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 3

'Alloying can be used to increase the hardness of metals'. Support your answer.

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q 4

Why shouldn't lemon pickle be stored in aluminium containers?