Practice Defects & Corrections - 4.2 | Chapter 5 : Light Energy | ICSE Class 8 Physics
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define myopia.

💡 Hint: Think about how distance affects clarity.

Question 2

Easy

What type of lens corrects hypermetropia?

💡 Hint: Remember that these lenses converge light.

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 myopia?

  • An inability to see far
  • Inability to see close
  • Normal vision

💡 Hint: Think of what you see clearly and what appears blurred.

Question 2

True or False: Hypermetropia is corrected with concave lenses.

  • True
  • False

💡 Hint: Remember which lens type diverges or converges light.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Explain how understanding the nature of light can help in creating better corrective lenses.

💡 Hint: Consider the properties of different lens shapes.

Question 2

A person experiences difficulty both reading and viewing distant signs. What condition do they likely have? How would both issues be rectified?

💡 Hint: Remember to think about how eye shapes can affect sight.

Challenge and get performance evaluation