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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a pure substance.
💡 Hint: Think about what elements and compounds are.
Question 2
Easy
Give an example of a heterogeneous mixture.
💡 Hint: What can you see in a bowl of salad?
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 a pure substance?
- A. Contains only one type of particle
- B. Can be separated by physical means
- C. Has variable composition
💡 Hint: Think of substances like gold or water.
Question 2
True or False: A salad is a homogeneous mixture.
- True
- False
💡 Hint: Can you see its individual parts?
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a solution made by mixing salt into water, explain how to classify this solution, and how would you separate the salt from the water?
💡 Hint: Think about everyday cooking processes.
Question 2
You have two samples: a block of pure gold and a cup of lemonade. Classify each sample and describe the methods that could distinguish between the two types of matter.
💡 Hint: Consider what tests apply to metals vs. liquids.
Challenge and get performance evaluation