5956790
Beschreibung
Karteikarten von Burhan Igdeli, aktualisiert more than 1 year ago
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Erstellt von Burhan Igdeli
vor fast 8 Jahre
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| Frage | Antworten |
| What is light? | A form of energy called Electro-magnetic radiation. |
| Name three things happens to light when its hit to a surface? | -goes through it -reflects of it -gets absorbed |
| How does light travel? | travels through an empty space in a vacuum. |
| What is an similarity of an electromagnetic wave and a sound wave? | They travel in a wave length. |
| What is an difference of an electromagnetic wave and a sound wave? | Sound waves need air to travel. |
| What is refraction? | The bending of light. |
| How do you see a tree or any other object? | Light from the sun is reflected of it and to your eyes. |
| Does light travel the same in every object? | No it doesn't in every object. |
| What is a refractive index? | Its a measuring scale on how light travels. |
| What is the speed of light (km/s) through a diamond? | 124,000 kilometers in 1 second. |
| What is the speed of light(km/s) through air? | 300,000 kilometers in 1 second. |
| What happens to light as the refractive index becomes higher? | The light slows down. |
| Is a star luminous or non-luminous? | A star is luminous |
| Is Venus the planet luminous or non-luminous? | Venus the planet is Non-luminous |
| Is a basketball transparent, translucent or opaque? | A basketball is opaque. |
| Is air transparent, translucent or opaque? | Air is transparent. |
| What is the refractive index for water? | The refractive index for water is 1.33 |
| What is the refractive index for ice? | The refractive index is for ice is 1.31 |
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