This lesson teaches students about how light travels in different ways using various objects. The objectives are to describe how light travels in a straight line, infer that light travels in a straight line, and show appreciation for the importance of light. Students will observe how light travels through a straight and bent hose to see that light travels in a straight line until something alters its path. They are asked to do an activity to further explore how light travels.

1. Quarter 3 Week 4
Describing how light
travels using various
objects
Milleth San Luis
Fernandez
Binangonan Elementary
School

2. In this lesson the pupils will gain
knowledge in describing light when
travelling in different aspects.
OBJECTIVES:
* Describe how light travel
* Infer that light travels
in a straight line
* Show appreciation on the
importance of light in our lives

7. • https://youtu.be/fm__GAlrBuQ
• https://youtu.be/d7yTlp4gBTI

10. Does light travel in a straight
line?
Look at the picture below.
Observe how light travels
through a straight and a
bent hose. Record your
observation in yourpaper /
drill board
Looking through a bent hose,
why is light not visible?

11. Light always travel in a straight line when going through a
single medium, any substance through which a light wave
can travel.Light travels in a straight line until something
alters its path.Light is very useful to our daily life activities,
but it can also be harmful to us if we use lights (especially
those artificial lights, LED lights and toy laser light)
carelessly. We should value light by using it in a correct
and proper way to avoid blindness and other accidents.

18. Please do Activity No. 1 Week 4
“ How Light Travel “