Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What produces a flame?
💡 Hint: Think about what happens when you light a match.
Question 2
Easy
Name a fuel that does not produce a flame.
💡 Hint: Consider substances that burn but may not form flames.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is necessary for combustion to occur?
- Heat
- Fuel
- Oxygen
- All of the above
💡 Hint: Think of the fire triangle.
Question 2
True or False: Charcoal produces a visible flame when burned.
- True
- False
💡 Hint: Focus on the characteristics of charcoal during combustion.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a candle has a luminous zone of 5 cm and a non-luminous zone of 2 cm, what is the total height of the flame?
💡 Hint: Add the heights of both zones.
Question 2
Discuss the environmental impacts of using fuels that produce harmful emissions.
💡 Hint: Think about the types of gases produced from different fuels.
Challenge and get performance evaluation