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 is energy?
💡 Hint: Think of what is needed to perform work.
Question 2
Easy
Define kinetic energy.
💡 Hint: Remember the formulas we discussed.
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 the SI unit of energy?
- Calorie
- Joule
- Newton
💡 Hint: Think about the unit used to measure work.
Question 2
True or False: Kinetic energy increases with increased velocity.
- True
- False
💡 Hint: Consider the kinetic energy formula.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A rock weighs 10kg and is dropped from a height of 15m. Calculate the kinetic energy just before it strikes the ground. (Assume g = 9.8 m/s²)
💡 Hint: Use conservation of energy principles to solve.
Question 2
A vehicle travels at 60 km/h. Find its kinetic energy if its mass is 1000 kg (convert speed to m/s).
💡 Hint: Remember to convert units where necessary.
Challenge and get performance evaluation