Electromagnetic Radiation

What kind of electromagnetic wave has the highest frequency?

¿Qué tipo de onda electromagnética tiene la frecuencia más alta?

• Visible light.

• X-rays.

• Gamma rays.

• Radio waves.

All electromagnetic waves have the same...

Todas las ondas electromagnéticas tienen el mismo ...

• speed.

• frequency.

• energy.

• wavelength.

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NGSS.HS-PS4-1

Which statement is true about light?

¿Qué afirmación es verdadera sobre la luz?

• Light demonstrates only particle-like properties.

• Light demonstrates wavelike and particle-like characteristics.

• Light is not like a wave or a particle.

• Light demonstrates only wavelike properties.

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What is visible light?

¿Qué es la luz visible?

• A small section of the electromagnetic spectrum that our eyes can detect.

• A broad section of the electromagnetic spectrum that our eyes can detect.

• Electromagnetic waves that specifically travel at light speed, which we can see.

• Electromagnetic waves whose amplitude is above a certain level and can be seen.

Which waves have the longest wavelength?

¿Qué ondas tienen la longitud de onda más larga?

• Gamma rays.

• Infrared waves.

• Radio waves.

• Visible light.

If we shine light on the surface of a metal, we can knock electrons out of the metal. This is called the photoelectric effect.

What does the photoelectric effect tell us about the nature of light?

• Light travels at high speeds.

• Light is made of particles.

• Light acts like a wave.

• Light is made of electrons.

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NGSS.HS-PS4-3

Complete the sentence.

Light travels in __________ at a speed of __________.

Completa la oración. La luz viaja en __________ a una velocidad de __________.

• all materials; 3.00 × 10^8 m/s

• vacuum; 3.00 × 10^12 m/s

• vacuum; 3.00 × 10^8 m/s

• all materials; 3.00 × 10^12 m/s

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NGSS.MS-PS4-2

X-rays have very short wavelengths.

Which statements about X-rays are correct?

Los rayos X tienen longitudes de onda muy cortas. ¿Qué afirmaciones sobre los rayos X son correctas?

• They carry a lot of energy.

• They carry little energy.

• They have high frequency.

• They have low frequency.

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NGSS.MS-PS4-1

What is a photon?

¿Qué es un fotón?

• A small particle with mass that makes up light.

• A small particle of energy that makes up light.

• The frequency of a wave that is light.

• The amplitude of a wave that is light.

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NGSS.MS-PS4-1

What process forms an image in a mirror?

¿Qué proceso forma una imagen en un espejo?

• Refracting light.

• Transmitting light.

• Absorbing light.

• Reflecting light.

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