Physics Test: Light

1. The ratio of the speed of light in a vacuum to the speed of light in the substance.

• Index of Refraction
• Visible
• Luminous Body
• Luminous Flux
• Illuminance

2. The portion of the electromagnetic spectrum that the human eye can detect.

• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance
• Opaque

3. The rate at which light energy flows through a sphere 1m from source measured in lumens.

• Luminous Flux
• Visible Light
• Luminous Body
• Illuminance
• Opaque

4. Any object that emits or gives off light.

• Luminous Body
• Visible Light
• Luminous Flux
• Illuminance
• Opaque

Tags

NGSS.HS-PS4-3

5. An image caused by divergent light rays appearing to originate from a point.

• Virtual Image
• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance

Tags

NGSS.HS-PS4-3

6. An object that light will not pass through.

• Opaque
• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance

Tags

NGSS.MS-PS4-2

7. The amount of light energy that falls on an object measured in lm/m^2 or lx.

• Illuminance
• Visible Light
• Luminous Body
• Luminous Flux
• Opaque

8. Any lens that is thinner in the center than on the edges.

• Concave Lens
• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance

Tags

NGSS.HS-PS4-5

9. Any lens that is thicker in the center than on the edges.

• Convex Lens
• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance

Tags

NGSS.HS-PS4-3

10. The separation of light by frequency or wavelength by refraction.

• Dispersion
• Visible Light
• Luminous Body
• Luminous Flux
• Illuminance

Tags

NGSS.HS-PS4-1