MEDIUM
8th CBSE
IMPORTANT
Earn 100

Write an activity that shows that a liquid conducts electricity.

Important Questions on Chemical Effects of Electric Current

EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 1

Give two examples of each good conductor and insulator.

EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 2

Define the term electric circuit.

EASY
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 3

What do you mean by the electric current?

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 4

Explain that distilled water is a poor conductor of electric current.

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 5

What is LED? Write its full form.

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 6

Why do we need magnetic compass to test the conduction?

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 7

Ordinary water is a _____ (insulator/conductor) of electric current.

MEDIUM
8th CBSE
IMPORTANT
Full Marks Science>Chapter 14 - Chemical Effects of Electric Current>TEST ASSIGNMENT NO. 1>Q 7

The closed path of wires is called _____.

(Choose from the following: electric cell/electric circuit)