E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back

Author:E Doris James, Vandana Tirath, Anton Siromani & Kiran Banerji

E Doris James Science Solutions for Exercise - E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back

Attempt the free practice questions from Exercise 1: Looking Back with hints and solutions to strengthen your understanding. New Science Ahead 8 solutions are prepared by Experienced Embibe Experts.

Questions from E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 1: Looking Back with Hints & Solutions

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Looking Back>Q 1

The force of friction opposes the motion of an object only when it is at rest.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Looking Back>Q 2

Rolling friction is less than sliding friction.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Looking Back>Q 3

Friction produces heat, and causes damage of machine parts.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Looking Back>Q 4

The use of wheels increases friction between surfaces.

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 12 - Friction>Looking Back

Four shapes are given below. Which of them is likely to move through water in the direction opposite to the flow of water with the greatest ease? (The direction of flow of the water is indicated by arrows.)