Light Source Definition
A light source is an object that emits, or gives off, light. For example, a campfire is a light source.
View Lesson on Introduction to Light
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Introduction to Light
Fun Facts
- Sun is Earth's main source of light.
- Lightning is a natural light source.
- Flashlights are made by people to give off light.
Why Do We Need To Know About Light Source
Learning about light sources helps us understand how important they are in our daily lives and why many jobs need this knowledge. Light is important for keeping us safe and helping us see in our homes. It’s also key in making products that make our lives better and safer when it’s dark. Light is not just for seeing your family or finding food; it’s for making places comfy and useful.
Also, knowing about light sources is important in careers like electronics, interior design, environmental science, and emergency services. Knowing how light works with different things helps experts make better living spaces for us. This shows how necessary light is in everyday uses and advancing technology.
Frequently Asked Questions
Check out the Full Lesson on Introduction to Light
In this lesson, we learn that:
- We can only see things when light is shined on them or when they emit their own light.
- Light can go through transparent objects.
- Light cannot go through opaque objects.
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