WorksheetsLight
Total questions: 18
Worksheet time: 6mins
________ is formed because ________ travels in a straight line
Light,shadow
Shadow,light
Not sure
What is this?
Ray of light
Beam of light
Divergent beam of light
Convergent beam of light
What image is shown here
Non luminous body
Pin hole camera
Luminous body
______ eclipse takes place when Earth comes in between Sun and Moon
Solar
Lunar
When _____ object obstructs the path of ______ then it casts shadow
(a)
________ and _______ eclipse are formation of shadow in nature
Solar,Lunar
Shadow
Don't know
Not Sure
Shadow is similar in ______ as that of opaque object
Shape
Light
Is this a divergent beam of light
YES
NO
What is a pinhole camera
(a)
The part of shadow where no light reaches is known as
PENUMBRA
NOT SURE
UMBRA
The part of shadow where partially light reaches is known as
UMBRA
PENUMBRA
NOT SURE
The materials required to form a dark shadow are
An opaque object
Umbra
A source of light
A screen
Light is a form of energy that effect our eyes to produce the _____ of ______
(a)
IS THIS A LUMINOUS BODY
YES
NO
IS THIS A NON LUMINOUS BODY
YES
NO
What type of image is formed by pinhole camera
UNREAL
NONE
REAL
BOTH REAL AND UNREAL
What is speed of light
2 X 108 m/sec
3 X 108 m/sec
2.25 X 108 m/sec
3.36 X 10 m/sec
(a) alone is formed on the screen due to a point source of light
