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Class VIII >> Science >> Light >> A1

Q1	The light ray which strikes any surface is known as __________.
A	Incident Ray
B	Reflected Ray
C	Refracted Ray
D	Normal

Q2	Which of the following is the ultimate source of light?
A	Stars
B	Planets
C	Moon
D	Sun

Q3	In human eye, image is formed on __________.
A	Pupil
B	Retina
C	Eye Lens
D	Cornea

Q4	Which of the following travels fastest?
A	Supersonic Aircraft
B	Sound
C	Light
D	Fighter plane

Q5	Which type of object allows light to pass through them completely without being scattered?
A	Luminous Object
B	Translucent Object
C	Opaque Object
D	Transparent Object

Q6	Butter paper is an example of which type of object?
A	Luminous
B	Transparent
C	Opaque
D	Translucent

Q7	The property of mirror to make 'right appear as left' and vice versa is known as __________.
A	Reflection
B	Dispersion
C	Lateral Inversion
D	Refraction

Q8	Which type of reflection takes place when light is incident on polished surface?
A	Regular Reflection
B	Diffused Reflection
C	Irregular Reflection
D	None of Above

Q9	Which of following statements is correct according to first law of reflection.
A	Angle of Incidence is Never Equal to Angle of Reflection
B	Angle of Incidence is Always Equal to Angle of Reflection
C	Angle of Incidence is Less than Angle of Reflection
D	Angle of Incidence is Greater than Angle of Reflection

Q10	Which of the following is light-sensitive organ of human body?
A	Tongue
B	Nose
C	Ear
D	Eye

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