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 an element?
💡 Hint: Think of examples like oxygen and gold.
Question 2
Easy
List two methods to separate mixtures.
💡 Hint: What would you use to separate sand from water?
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 a characteristic of elements?
- A. They can be broken down chemically.
- B. They are made of one type of atom.
- C. They form mixtures.
💡 Hint: What defines an element fundamentally?
Question 2
True or False: A mixture forms a new substance.
- True
- False
💡 Hint: Consider what happens when you mix oil and water.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you have a mixture of sand, salt, and iron filings, describe the steps you would take to separate them completely. Include the rationale for each step.
💡 Hint: Think about the properties of each material you're separating.
Question 2
Explain how the formation of a compound changes the properties of its constituent elements with an example.
💡 Hint: Consider how bonds create new characteristics.
Challenge and get performance evaluation