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Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβperfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is reflection with respect to light?
π‘ Hint: Think of a mirror.
Question 2
Easy
Can you give an example of refraction?
π‘ Hint: How does light behave in different materials?
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 term for when light bounces back from a surface?
- Refraction
- Reflection
- Dispersion
π‘ Hint: Think of a shiny surface.
Question 2
True or False: Refraction can occur only in air.
- True
- False
π‘ Hint: Consider light moving through different materials.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe how light behaves when passing from air into a denser medium like glass. Explain the change in its speed and direction.
π‘ Hint: What happens to the angle of light when it slows down?
Question 2
Calculate the angle of refraction if the angle of incidence is 30 degrees and the refractive index of air is 1 and that of glass is 1.5.
π‘ Hint: Use the sine values for calculation.
Challenge and get performance evaluation