Font size
WorksheetsLight, shadow and reflection
Total questions: 15
Worksheet time: 8mins
The principle behind the pin hole camera is
Curvilinear propagation of light
Rectilinear propagation of light
Image
shadow
The dark patches are formed behind the objects are called
Clear images
Dark images
Dim images
Shadow
Fire fly is a
Non-living luminous body
Plant body
Living luminous body
Heavenly body
Objects which allow light to pass through them are called
Opaque objects
Transparent objects
Translucent objects
Image
Which of the following is an example of a translucent object?
A thin sheet of paper
A thin glass slab
A thin iron sheet
All of these
When an opaque objects comes in the path of light it forms
An image with colors
Shadow
Black and white image
Depends on the color of light
Which letters of English alphabet will not show lateral inversion?
I,O,U
N,Z,X
I,X,E
A,E,I
Bouncing back of light from shining surfaces is called
Dispersion
Refraction
Reflection
Total internal reflection
Assertion(A): Moon is non - luminous object.
Reason(R): Moon does not emit light on their own.
A and R are true. R is not the correct explanation of A
A is true and R is false
A is false and R is true
A and R is true and R is the correct explanation of A
Assertion(A): The image formed in pinhole camera is laterally inverted.
Reason(R) : Image gives the shape, size and color of the object.
A and R are true and R is not the correct explanation of A
A and R are false
A is true and R is false
A and R are true and R is the correct explanation of A.
(a) is a source that enables to see the things around us.
Candles, oil lamps and earthen lamps are (a) sources of light.
Write one property of light.
_______________ and _______________ objects are essential for the formation of shadows on a screen
(a)
Why we cannot see our image in the mirror in complete dark room?
