Light

What is light considered as?

• A state of matter

• A chemical reaction

• A type of matter

• A form of energy

Which of the following is an example of a natural light source?

• Sun

• Lighthouse

• Lamp

• Flashlight

What can light energy be transformed into?

• Sound

• Water

• Electricity or heat

• Wind

How fast does light travel?

• 100,000 miles per second

• 186,000 miles per second

• 186,000 miles per hour

• 100,000 miles per hour

What materials allow light to pass through them, allowing us to clearly see objects behind them?

• Solid

• Transparent

• Opaque

• Translucent

What occurs when light rays collide with an object and bounce in another direction?

• Absorption

• Reflection

• Deflection

• Refraction

What type of reflection occurs when every incident ray is reflected in the same direction?

• Specular reflection

• Diffuse reflection

• Direct reflection

• Indirect reflection

Why do we see a straw differently when it is in water compared to when it is in air?

• Because of reflection

• Because of refraction

• Because of dispersion

• Because of absorption

What phenomenon allows white light to be broken down into different colors?

• Reflection

• Diffusion

• Refraction

• Dispersion

What natural event is formed when sunlight passes through raindrops, thanks to refraction?

• Clouds

• Rainbows

• Thunderstorm

• Halo