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 mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to ice when it melts?
💡 Hint: Think about what happens when you leave ice out on a warm day.
Question 2
Easy
Is sublimation a physical change?
💡 Hint: Remember that physical changes do not alter chemical composition.
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 process of a solid turning into a liquid called?
- Sublimation
- Melting
- Freezing
💡 Hint: It’s what happens to ice in warm conditions.
Question 2
True or False: Evaporation is a process that occurs when a liquid turns into a solid.
- True
- False
💡 Hint: Think about how water behaves in different states.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a sample of dry ice. Predict the temperature and pressure conditions needed for sublimation to occur.
💡 Hint: Think about the phase diagram of carbon dioxide.
Question 2
Describe and explain the role of temperature in the transition of matter from one state to another.
💡 Hint: Consider examples of boiling and freezing in daily life.
Challenge and get performance evaluation