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
Define flux in your own words.
💡 Hint: Think of it as a flow rate.
Question 2
Easy
What does diffusion describe?
💡 Hint: Consider how scents spread in a room.
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 does flux measure?
- A. Rate of a substance per unit area
- B. Total concentration in a volume
- C. Temperature changes
- D. Resistance to movement
💡 Hint: Consider how we measure flow.
Question 2
True or False: Diffusion requires stirring.
- True
- False
💡 Hint: Recall how food coloring spreads.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If an oil spill has a diffusion coefficient of 0.2 m²/s and creates a concentration gradient of 10 mg/m³ across 3 m, find the flux.
💡 Hint: Apply the formula to get the answer.
Question 2
Discuss how increasing temperatures might affect the diffusion coefficient of a pollutant in water.
💡 Hint: Think about how heat affects how freely substances move.
Challenge and get performance evaluation