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

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: Test

Attempt the free practice questions from Exercise 1: Test 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: Test with Hints & Solutions

MEDIUM
8th CBSE
IMPORTANT

Differentiate between electrolytes and non-electrolytes. Give two examples of each.

MEDIUM
8th CBSE
IMPORTANT

Describe how an iron spoon can be electroplated with copper.

MEDIUM
8th CBSE
IMPORTANT

Why are places on hills unsafe during thunderstorms?

MEDIUM
8th CBSE
IMPORTANT

How can you show that friction on a smooth marble is less than friction on a brick floor? List two places in which a rough floor is preferable to a smooth floor.

MEDIUM
8th CBSE
IMPORTANT

Draw a labelled diagram of a gold leaf electroscope. What is its working principle?

MEDIUM
8th CBSE
IMPORTANT

A box of mass 10 kg has a base of area 1m2. What is the pressure exerted by the box on the ground? (Use 1 kg-f=10 N).

MEDIUM
8th CBSE
IMPORTANT

Four shapes are given below, with the direction of flow of the water indicated by arrows. Which of them is likely to move against the flow of water with the greatest ease?

MEDIUM
8th CBSE
IMPORTANT

A battery is connected to an LED. Wires from the negative ends of the battery and the LED are placed in different liquids. In the case of which liquid will the LED not glow?