Exploring the Properties of Light

What is the definition of amplitude in the context of light waves?

• The distance between two consecutive peaks of a wave

• The height of the wave from the center line to the peak

• The number of waves that pass a point in one second

• The bending of light as it passes through a lens

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Which of the following best describes a concave lens?

• A lens that is thicker in the middle than at the edges

• A lens that is thinner in the middle than at the edges

• A lens that focuses light to a single point

• A lens that disperses light into a spectrum

How does the frequency of light waves change as the wavelength increases?

• It increases

• It decreases

• It remains the same

• It becomes zero

Which property of light determines its color?

• Amplitude

• Wavelength

• Speed

• Intensity

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How is the frequency of a light wave measured?

• In meters

• In hertz

• In seconds

• In newtons

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Which of the following is a characteristic of light waves?

• They require a medium to travel

• They can travel through a vacuum

• They are longitudinal waves

• They are mechanical waves

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What is the effect of increasing the amplitude of a light wave?

• The light becomes dimmer

• The light becomes brighter

• The color of the light changes

• The speed of light increases

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What is the term for the bending of light as it passes through a lens?

• Reflection

• Refraction

• Diffraction

• Dispersion

Which of the following is true about the speed of light in a vacuum?

• It is faster than in any other medium

• It is slower than in air

• It varies with color

• It is the same as sound

Which type of lens is thicker at the center than at the edges?

• Concave lens

• Convex lens

• Cylindrical lens

• Plano lens