Practice Activity (1.2) - Chapter 5 : Light Energy - ICSE 8 Physics
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Practice Questions

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Question 1 Easy

What is rectilinear propagation?

💡 Hint: Think about how beams of light appear in a dark room.

Question 2 Easy

What happens when light passes through a prism?

💡 Hint: Recall the rainbow you saw from the prism.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the term used for light traveling in straight lines?

Diffraction
Refraction
Rectilinear Propagation

💡 Hint: Recall the experiments we did with the laser.

Question 2

True or False: Dispersion is the separation of light into colors when it passes through a prism.

True
False

💡 Hint: Think about the rainbow effect.

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Challenge Problems

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Challenge 1 Hard

Explain how the angle of incidence and angle of refraction are related when light passes from air into water. Calculate an example with specific angles.

💡 Hint: Remember to consider the indices of refraction.

Challenge 2 Hard

Consider a situation where someone uses a laser pointer shining through water. How would the light's path change when moved from air to water? Explain what this demonstrates about refraction.

💡 Hint: Use an analogy of a car driving from smooth pavement onto a soft shoulder.

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