43 CFU

What does Malus's Law describe?

• The relationship between wavelength and frequency

• The decrease in light intensity as the angle between polarization and filter axis increases

• The speed of light in a vacuum

• The reflection of light from a mirror

Which device uses polarization to allow only certain light waves to pass through?

• Prism

• Polarizing filter

• Concave lens

• Convex mirror

Tags

NGSS.HS-PS4-5

What is the main function of 3D movie glasses?

• They magnify the image

• They polarize light so each eye sees a different image

• They reflect light

• They block all light

Tags

NGSS.HS-PS4-5

Which of the following is an application of polarized light?

• Reading glasses

• LCD computer screens

• Incandescent bulbs

• Fiber optic cables

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

What happens to the intensity of polarized light as the angle between the light’s polarization and the filter’s axis increases?

• It increases

• It decreases

• It stays the same

• It disappears instantly

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which of the following is a real-world example of polarization?

• A rainbow

• Glare reduction in sunglasses

• A prism splitting light

• A magnifying glass

Tags

NGSS.HS-PS4-5

Which type of light is blocked by a polarizing filter aligned perpendicular to the light’s polarization?

• All light

• Only the light polarized parallel to the filter

• Only the light polarized perpendicular to the filter

• No light

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

What is the role of polarization in LCD screens?

• It increases the brightness

• It controls which light passes through to form images

• It changes the color of the light

• It reflects light back to the viewer

Tags

NGSS.HS-PS4-5

Which of the following best describes polarized light?

• Light that vibrates in all directions

• Light that vibrates in a single plane

• Light that is absorbed by all materials

• Light that is invisible

Tags

NGSS.HS-PS4-3

• Zero