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 the definition of an acid?
💡 Hint: Think about what happens when an acid dissolves in water.
Question 2
Easy
Name one everyday acid you use.
💡 Hint: Think of something you might use in salads or cleaning.
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 an acid?
- Vinegar
- Sugar
- Water
💡 Hint: Think about what gives vinegar its taste.
Question 2
True or False: Acids have a sour taste.
- True
- False
💡 Hint: Consider the flavor of lemon juice.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Discuss how citric acid can be used in both cooking and cleaning.
💡 Hint: Consider how its properties help in each scenario.
Question 2
Explain the importance of hydrochloric acid in the stomach and its effect on food.
💡 Hint: Think about what happens to food when it enters your stomach.
Challenge and get performance evaluation