science
Grade-7
Easy
Question
Translucent objects ____ light.
- Absorb
- Reflect
- Transmit
- All of the above
Hint:
Absorb and reflect some amount of light.
The correct answer is: All of the above
- Translucent objects reflect, transmit and absorb some amount of light.
- So, the correct option is d.
Related Questions to study
science
Irregular reflection of a parallel beam of light yields ____.
- A parallel beam of reflected light
- Reflected rays in arbitrary directions
- Reflected rays converging
- Reflected rays diverging
Irregular reflection of a parallel beam of light yields ____.
scienceGrade-7
- A parallel beam of reflected light
- Reflected rays in arbitrary directions
- Reflected rays converging
- Reflected rays diverging
science
Irregular reflection is not carried out when light falls on a ___ surface.
- Rough
- Smooth
- Slightly rough
- Extremely rough
Irregular reflection is not carried out when light falls on a ___ surface.
scienceGrade-7
- Rough
- Smooth
- Slightly rough
- Extremely rough
science
Regular reflection of a parallel beam of light yields ____.
- A parallel beam of reflected light
- Reflected rays in arbitrary directions
- Reflected rays converging
- Reflected rays diverging
Regular reflection of a parallel beam of light yields ____.
scienceGrade-7
- A parallel beam of reflected light
- Reflected rays in arbitrary directions
- Reflected rays converging
- Reflected rays diverging
science
What kind of surfaces produce a sharp image of an object placed in front of them?
- Smooth
- Polished
- Rough
- Both 1 and 2
What kind of surfaces produce a sharp image of an object placed in front of them?
scienceGrade-7
- Smooth
- Polished
- Rough
- Both 1 and 2
science
A mirror produces ____ and ____ images.
- Colorful and small
- Sharp and clear
- Colorless and large
- Blurred and unclear
A mirror produces ____ and ____ images.
scienceGrade-7
- Colorful and small
- Sharp and clear
- Colorless and large
- Blurred and unclear
science
Which of the following reflects the highest amount of light?
- Stainless steel plate
- A mirror
- Stainless steel spoon
- A well-polished tabletop A well-polished tabletop
Which of the following reflects the highest amount of light?
scienceGrade-7
- Stainless steel plate
- A mirror
- Stainless steel spoon
- A well-polished tabletop A well-polished tabletop
science
Regular reflection takes place when light falls on a ____ surface.
- Rough
- Smooth
- Slightly rough
- Extremely rough
Regular reflection takes place when light falls on a ____ surface.
scienceGrade-7
- Rough
- Smooth
- Slightly rough
- Extremely rough
science
Diffused reflection produces ____ image.
- No
- Blurred
- Sharp
- Either 1 or 2
Diffused reflection produces ____ image.
scienceGrade-7
- No
- Blurred
- Sharp
- Either 1 or 2
science
An imaginary line drawn perpendicular to the reflecting surface is called the ____.
- Incident ray
- Reflected ray
- Normal
- Reflecting plane
An imaginary line drawn perpendicular to the reflecting surface is called the ____.
scienceGrade-7
- Incident ray
- Reflected ray
- Normal
- Reflecting plane
science
The angle of incidence is _____ to the angle of reflection always.
- Less than
- Greater than
- Equal to
- Any of the above
The angle of incidence is _____ to the angle of reflection always.
scienceGrade-7
- Less than
- Greater than
- Equal to
- Any of the above
science
What difficulty/ advantage one might face if they use a plane mirror instead of a concave mirror as a shaving mirror?
- A zoomed-in image would not be seen
- A zoomed-out image would not be seen
- The image of the person would appear blurred
- None of the above
What difficulty/ advantage one might face if they use a plane mirror instead of a concave mirror as a shaving mirror?
scienceGrade6
- A zoomed-in image would not be seen
- A zoomed-out image would not be seen
- The image of the person would appear blurred
- None of the above
science
Which of the following can be used to light up a fire by using sunlight?
- A plane mirror
- A soda can
- A milk bottle
- A convex mirror
Which of the following can be used to light up a fire by using sunlight?
scienceGrade6
- A plane mirror
- A soda can
- A milk bottle
- A convex mirror
science
Pick the odd one out.
- Rear-view mirror
- Security mirror
- Road-safety mirror
- Shaving mirror
Pick the odd one out.
scienceGrade6
- Rear-view mirror
- Security mirror
- Road-safety mirror
- Shaving mirror
science
Which mirror is used as a rear-view mirror?
- Convex
- Plane
- Concave
- A combination of plane and convex
Which mirror is used as a rear-view mirror?
scienceGrade6
- Convex
- Plane
- Concave
- A combination of plane and convex
science
A convex mirror forms a real and inverted image ____.
- Always
- When the object is too close to the mirror
- When the object is far from the mirror
- None of the above
A convex mirror forms a real and inverted image ____.
scienceGrade6
- Always
- When the object is too close to the mirror
- When the object is far from the mirror
- None of the above