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.

CA
Question Practice

Which factor is crucial for the melting wax to change into vapor?

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

MCQ_SA
CBSE
Class 7
Science
Curiosity
Changes Around Us: Physical and Chemical
Question Bank

Which factor is crucial for th...

Single Answer MCQ
Q-00127815

Which factor is crucial for the melting wax to change into vapor?

1

Air pressure

2

Heat from the flame

3

Cooling of the wax

4

Presence of oxygen

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.

Which of the following is a physical change?

Single Answer MCQ
View explanation
Q2.

What happens when air is blown into lime water?

Single Answer MCQ
View explanation
Q3.

Which process shows that a substance can change its appearance?

Single Answer MCQ
View explanation
Q4.

When ice melts, what type of change occurs?

Single Answer MCQ
View explanation