Light Reading
It's the Law
Mirror, Mirror
Fully Equipped
Straight from the Source
100
Name 'e'
Reflected ray
100
What is the angle of reflection?
45o
100
Describe the image seen in a plane mirror
Upright and the same size as the object
100
A flat mirror is also known as a
plane mirror
100
Name 3 natural sources of light
examples include: the sun, stars, lightning, auroras, bioluminescence etc
200
Name 'a'
Incident ray
200
What is the angle of incidence?
40o
200
Describe the image seen in a concave mirror
Can be upside down or upright; generally larger than the object
200
A mirror that curves inwards is called a
concave mirror
200
Name 3 artificial sources of light
examples include: torch, lightbulb, phone screen, fireworks etc
300
Name 'd'
Angle of reflection
300
The law of reflection states that
the angle of incidence is equal to the angle of reflection
300
Describe the image seen in a convex mirror
Upright and smaller than the object
300
A mirror that curves outwards is called a
convex mirror
300
The moon is not a light source, but it appears to be - why is this?
It is reflecting light from the sun
400
Name 'b'
Angle of incidence
400
What is the angle of reflection?
25o
400
Where is the focal point of a convex mirror?
Behind the mirror
400
Which slide is best to use when drawing simple ray diagrams?
thin single slit slide
400
How do we see objects that aren't light sources?
They reflect light from a light source into our eyes
500
Name 'c'
The normal
500
What is the value of q?
56o
500
Where is the focal point of a concave mirror?
In front of the mirror
500
When using the 3-slit slide, which side of the lightbox should you use?
The side furthest from the lightbulb
500
How does light travel? (where does it start, what path does it take, and does it stay on that path forever?)
Light travels from a light source in a straight line in all directions until it hits an object