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 energy-saving method can you use at home?
💡 Hint: Think about lighting in your home.
Question 2
Easy
Why is it beneficial to use electric vehicles?
💡 Hint: Consider their energy source.
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
Which of the following is an energy-efficient lighting option?
- Halogen Bulb
- Incandescent Bulb
- LED Bulb
💡 Hint: Think about the most modern energy-saving options.
Question 2
True or False: Electric vehicles rely solely on fossil fuels for power.
- True
- False
💡 Hint: Consider what powers electric vehicles.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the annual savings in electricity costs if a household switches from incandescent bulbs to LED bulbs. Assume the household has 10 bulbs, each used for 5 hours a day, with LED bulbs consuming 10W and incandescent bulbs consuming 60W.
💡 Hint: Calculate energy consumed by both types and convert to cost using local rates.
Question 2
Propose a comprehensive energy conservation strategy for a small factory. Consider current energy use and recommend renewable energy sources.
💡 Hint: Identify what energy is currently used and how it can be replaced with renewables.
Challenge and get performance evaluation