Brand Logo
Login
Search
Brand Logo

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

EM
Question Practice

Why do some batteries eventually stop working?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 8
Science
Curiosity
Electricity: Magnetic and Heat...
Question Bank

Why do some batteries eventual...

Single Answer MCQ
Q-00137110

Why do some batteries eventually stop working?

1

The container gets too hot

2

The chemicals get used up

3

The electrodes break

4

The electrolyte evaporates

Previous QuestionNext Question
Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What happens to a compass needle when an electric current flows through a wire nearby?

Single Answer MCQ
View explanation
Q2.

Which material is typically used to make the coil in an electromagnet?

Single Answer MCQ
View explanation
Q3.

What effect does turning off the electric current have on the compass needle?

Single Answer MCQ
View explanation
Q4.

What is the relationship between electric current and magnetic fields?

Single Answer MCQ
View explanation