Question
Easy
Solving time: 2 mins
When a candle burn, the change occur is a :
Text solutionVerified
Candle wax melts and turns into liquid wax when heated. It is a physical change. When it cools, it transforms back into solid wax. This is a change that can be reversed.
In burning process of candle, wax is burned in the presence of oxygen and water, heat, and water are produced. When a candle burn, the change occur is a physical and chemical change.
In burning process of candle, wax is burned in the presence of oxygen and water, heat, and water are produced. When a candle burn, the change occur is a physical and chemical change.
Was this solution helpful?
95
Share
Report
Found 7 tutors discussing this question
Discuss this question LIVE
8 mins ago
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
60, 000+ Expert tutors
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Essay review
Get expert feedback on your essay
Schedule classes
High dosage tutoring from Dedicated 3 experts
Practice more questions from Physical And Chemical Changes
Question 2
Easy
Views: 5,268
Question 4
Easy
Views: 5,467
(i)prevent it from rusting
(ii) protect it from sun
(iii) make it look beautiful
(iv) make it dust free.
Which of the above statement (s) is/are correct?
Practice questions on similar concepts asked by Filo students
Question 2
Views: 5,182
Question 4
Views: 5,769
Stuck on the question or explanation?
Connect with our Science tutors online and get step by step solution of this question.
231 students are taking LIVE classes
Question Text | When a candle burn, the change occur is a : |
Topic | Physical And Chemical Changes |
Subject | Science |
Class | Class 7 |
Answer Type | Text solution:1 |
Upvotes | 95 |