Illuminance

Luminous flux is measure in

• Illuminence

• Lumens

• luminous intensity

• efficacy

Allows little to no light through.

• Transparent
• Translucent
• Opal
• Opaque

Tags

NGSS.MS-PS4-2

The term for any wave that hits a surface and bounces off

• Transparent
• Translucent
• Refraction
• Reflection

Tags

NGSS.MS-PS4-2

Blurs light as it passes through

• Transparent
• Translucent
• Opaque
• Refraction

Tags

NGSS.MS-PS4-2

Transfer of energy when a wave disappears into a surface

• Transparent
• Refraction
• Reflection
• Absorption

Tags

NGSS.MS-PS4-2

Allows most light through

• eflection
• Refraction
• Translucent
• Transparent

Tags

NGSS.MS-PS4-2

Light travels on straight lines.

• Light Bulb
• Sunshine
• Light Rays
• Frequency

The unit of light intensity.

• Meter

• lamp

• lux

• volt

The illumination at point O on the screen is E. In which direction does the light source should be moved to increase the illumination at point O ?

• Only 1

• Only 2

• Only 3

• 2 and 4

• 2,3 and 4

Which is correct in this diagram

• 1-Illuminance, 2- Lumnous Flux, 3- Luminosity, 4 - Luminous intensity

• 1- Luminous flux, 2 - Luminous intensity, 3 - Illuminance, 4 - Luminosity

• 1- Luminous flux, 2- Illuminance, 3 - Luminosity, 4 - Luminous intensity

• 1- Luminous flux, 2 - Luminosity, 3- Illuminance, 4- Luminous intensity