Class 6 Light, Shadows And Reflections CBSE Questions & Answers

Class 6 · Light, Shadows And Reflections

This is Science Class 6 Light, Shadows and Reflections CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
In convex mirror, the reflection of light takes place at
  • A
    Bent in surface
  • B
    Flat surface
  • C
    An uneven surface
  • D
    Bulging out surface
    Correct
2
Longest shadow of our body is formed during
  • A
    Noon
  • B
    Before sunrise
  • C
    Afternoon and morning
    Correct
  • D
    After sunset
3
The colour of shadow
  • A
    Depends upon size of the object
  • B
    Is always black
    Correct
  • C
    Is always coloured
  • D
    Depends upon colour of the object
4
An object that allows the partial passing of light through it is called
  • A
    Translucent object
    Correct
  • B
    Transparent object
  • C
    Opaque object
  • D
    Reflecting object
5
A celestial body that reflects the light of Sun is
  • A
    Star
  • B
    Mirror
  • C
    Polished surface
  • D
    Moon
    Correct
6
Which of the following instrument is used to obtain coloured pattern and designs?
  • A
    Kaleidoscope
    Correct
  • B
    Periscope
  • C
    Digital camera
  • D
    Pinhole camera
7
Solar cooker is used to
  • A
    Produce electricity
  • B
    Irrigate crops
  • C
    Cook food
    Correct
  • D
    Heat water
8
Which type of image can be obtained on screen?
  • A
    Real and erect image
  • B
    Real and inverted image
    Correct
  • C
    Virtual and inverted image
  • D
    Virtual and erect image
9
To see solar eclipse, we should use
  • A
    Concave lens
  • B
    Thin sheet of plastic
  • C
    X-ray sheet
  • D
    Dark sunglasses
    Correct
10
The image formed by pin hole camera is
  • A
    Real and erect
  • B
    Virtual and erect
  • C
    Real and inverted
    Correct
  • D
    Virtual and inverted
11
How much distance light travels in one second?
  • A
    3,000,00 m
  • B
    1,000,00 m
  • C
    3,000,00 km
    Correct
  • D
    1,000,00 km
12
When light bounces off form surface the surface is
  • A
    Opaque
  • B
    Reflector
    Correct
  • C
    Translucent
  • D
    Transparent
13
We can see an object when it
  • A
    Has bright colour
  • B
    Has shining surface
  • C
    Refract or absorb the rays of light
  • D
    Reflect or emit rays of light
    Correct
14
Concave mirror is used in head light of vehicle as
  • A
    It reflect the parallel beam of light
    Correct
  • B
    It can be easily cleaned
  • C
    It forms the strong beam of light
  • D
    It is easy to use
15
Shaving mirror are usually
  • A
    Plane
  • B
    Biconcave
  • C
    Convex
  • D
    Concave
    Correct