Amplify Light

What is the primary function of a laser in amplifying light?

• To increase the frequency of light

• To increase the wavelength of light

• To increase the intensity of light

• To decrease the speed of light

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which component in a laser is responsible for amplifying light?

• The optical cavity

• The gain medium

• The power supply

• The cooling system

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NGSS.HS-PS4-3

What does the acronym 'LASER' stand for?

• Light Amplification by Stimulated Emission of Radiation

• Light Absorption by Stimulated Emission of Radiation

• Light Amplification by Spontaneous Emission of Radiation

• Light Absorption by Spontaneous Emission of Radiation

Tags

NGSS.HS-PS4-5

In a laser, what role does the optical cavity play in light amplification?

• It absorbs excess light

• It reflects light back and forth to amplify it

• It cools down the laser

• It changes the color of the light

Which of the following is a common application of light amplification in everyday technology?

• Solar panels

• LED lights

• Barcode scanners

• Wind turbines

Tags

NGSS.HS-PS4-5

What is the principle behind the amplification of light in a laser?

• Spontaneous emission

• Stimulated emission

• Thermal emission

• Photoelectric effect

Tags

NGSS.HS-PS4-3

Which of the following materials can be used as a gain medium in a laser?

• Glass

• Water

• Ruby

• Plastic

How does a laser differ from a regular light bulb in terms of light emission?

• A laser emits light in multiple directions

• A laser emits light in a single direction

• A laser emits light of multiple wavelengths

• A laser emits light that is not coherent

Tags

NGSS.HS-PS4-5

What is the role of the gain medium in a laser?

• To absorb light

• To amplify light

• To reflect light

• To refract light

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which of the following is NOT a characteristic of laser light?

• Coherent

• Monochromatic

• Divergent

• Intense

Tags

NGSS.HS-PS4-5