Light

The imaginary line perpendicular to a reflecting surface is called _____.

• crooked line
• parallel line
• angular line
• normal line

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NGSS.MS-PS4-2

Why can you see most objects? 

• they emit light
• light refracts through them
• light reflects off them
• They absorb light

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NGSS.MS-PS4-2

what is the angle between the incident ray and the normal called as

• angle of incidence
• angle of reflection
• angle of convergent
• angle of divergent

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NGSS.MS-PS4-2

what is the angle between the reflected ray and the normal called as

• angle of incidence
• angle of reflection
• angle of convergent
• angle of divergent

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NGSS.MS-PS4-2

If the angle of incidence is 45 degree, what is the angle between the incident ray and reflecting surface

• 45
• 90
• 180
• none of the above

Tags

NGSS.MS-PS4-2

What is A?

• Angle of incidence
• Angle of reflection
• Incident ray
• Reflected ray

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NGSS.MS-PS4-2

Law of reflection state that - The angle of incidence is .................. to the angle of reflection.

• equal
• double
• half

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NGSS.MS-PS4-2

Which of the following is not a source of light? 

• A. candle
• B. caver’s lamp
• C. mirror
• D. sun

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed
• stopped
• reflected
• refracted

Tags

NGSS.MS-PS4-2

MCQ 011
According to the laws of reflection, if i = angle of incidence and r = angle of reflection,

• A. i =  r
• B. i >  r
• C. r >  i
• D. i is not equal to r

Tags

NGSS.MS-PS4-2