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 diffusion?
💡 Hint: Think about how smells spread in a room.
Question 2
Easy
How does temperature affect particle movement?
💡 Hint: Consider how hot and cold water compares.
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 term describes the movement of particles mixing due to kinetic energy?
- External Force
- Conduction
- Diffusion
💡 Hint: Think of how smells spread in the air.
Question 2
True or False: Increasing temperature decreases the speed of particle movement.
- True
- False
💡 Hint: Recall how heating substances typically affects their movement.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you increase the temperature of a gas, what would happen to the rate of diffusion of that gas compared to a colder gas? Explain your reasoning.
💡 Hint: Consider the relationship between temperature and particle motion.
Question 2
Design a simple experiment using common materials to demonstrate diffusion, involving hot and cold liquids. What should you look for?
💡 Hint: Think about how varying the temperature affects the spreading of color.
Challenge and get performance evaluation