Practice Activity (1.2) - Chapter 5 : Light Energy

Practise this section

8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is rectilinear propagation?
Show hintHide hint
Think about how beams of light appear in a dark room.
Question 2.
What happens when light passes through a prism?
Show hintHide hint
Recall the rainbow you saw from the prism.
3Question 3.
What is the term used for light traveling in straight lines?
- Diffraction
- Refraction
- Rectilinear Propagation
Show hintHide hint
Recall the experiments we did with the laser.
4Question 4.
True or False: Dispersion is the separation of light into colors when it passes through a prism.
- True
- False
Show hintHide hint
Think about the rainbow effect.
Question 5.
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.
Show hintHide hint
Remember to consider the indices of refraction.
Question 6.
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.
Show hintHide hint
Use an analogy of a car driving from smooth pavement onto a soft shoulder.

4 more questions in this section. Enroll free to practise them all.