WorksheetsS8 Phys (4) - Mirrors and lenses
Total questions: 15
Worksheet time: 8mins
Mirrors have surfaces that ___ light
Reflect
Refract
Absorb
Scatter
Lenses have surfaces that ___ light
Reflect
Refract
Absorb
Scatter
Why is the reflective surface on the back of a mirror?
To maximize absorption
To increase the smoothness
To protect the reflective layer
All of the above
According the law of reflection, the incident angle is
Greater than the reflected angle
Depends on the density of the material
Alway equal to the reflected angle
Is different for mirrors and lenses
You notice that the image produced by a mirror is upright and larger than the object. Which of the following is true about the image?
It is a virtual image
It is a real image
The image will be in front of the mirror
The image will be farther from the mirror compared to the object
A plane (flat) mirror will always form a ___ image
Real
Virtual
Inverted
Larger
Light rays coming from a mirror intercept. The image is
Real
Virtual
The focal point of a mirror describes
How curved it is
Its length
If we expect it to form real images
Its thickness
A concave mirror means that the reflective surface is
Flat
Curved inwards
Curved outwards
A convex mirror has a reflective surface that is
Flat
Curved outwards
Curved inwards
TRUE or FALSE: Images in a convex mirror may be larger than the object
TRUE
FALSE
What shape is a converging lens?
Thicker in the middle than edges
Thinner in the middle than edges
Reflective surface curved inwards
Reflective surface curved outwards
Images formed in a flat mirror will have a distance ___ compared to the distance from the object to the mirror
Greater than
Less than
Equal to
A ray that is said to be incident means that it is
Coming towards the surface
Going away from the surface
What allows the human eye to focus the light from objects at different distances?
A muscle
A flexible lens
All of the above
