WorksheetsELL Light
Total questions: 36
Worksheet time: 21mins
Light leaves our eyes, hit the object, and bounces back to your eyes.
True
False
These waves travel in a __________ .
circular direction
wavy lines
straight lines
light coming off a surface
the bending of light
the absorption of light
What do you need FIRST to see?
A light source
Reflection of light
Your eye
What do you need SECOND to see?
A light source
Reflection of light
Your eye
What do you need THIRD to see?
A light source
Reflection of light
Your eye
What are the 3 steps to see an object?
1. Reflection from object
2. Light source
3. See light with eye
1. Light source
2. Reflection from object
3. See light with eye
1. See light from eye
2. Reflection from object
3. light source
What do you NOT need to see an object?
eye
reflection
light
refraction
Light rays are...
representation of light
reflection of light
source of ight
Light travels...
in every direction
in one direction
in two directions
The penumbra is the...
semi-shadow
shadow
light source
The umbra is the...
semi-shadow
shadow
light source
The lamp is the...
semi-shadow
shadow
light source
The semi-shadow is the...
part where there is NO light.
part where there is a LITTLE light.
part where there is A LOT of light.
The shadow is the...
part where there is NO light.
part where there is a LITTLE light.
part where there is A LOT of light.
The illuminated area is the...
part where there is NO light.
part where there is a LITTLE light.
part where there is A LOT of light.
The light going into the mirror is called...
refraction
reflection
diffraction
A beam is a...
ray of light
light source
reflection of an object
To model the way the light works, you can draw rays from the
middle
top and bottom
right and left
The light going INto the mirror is called...
light ray
incident beam
reflected beam
The light going OUT of the mirror is called...
light ray
incident beam
reflected beam
The normal line is the line that is _______________ to the mirror
perpendicular
parallel
neither
This image represents...
the law of refraction
the law of reflection
the law of rays
The incident and reflected ray's angles are...
different
the same
opposite
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
(La ley de reflexión establece que - El ángulo de incidencia es .................. al ángulo de reflexión.)
equal (igual)
half (mitad)
double (doble)
If the angle of incidence is 20 degrees, what will be the value of the angle of reflection?
(Si el ángulo de incidencia es de 20 grados, ¿cuál será el valor del ángulo de reflexión?)
0
10
20
30
When light from a light source reflects off a object into your eyes, you see the object. Based on this which one do you think is correct?
(Cuando la luz de una fuente de luz se refleja en un objeto hacia tus ojos, ves el objeto. En base a esto, ¿cuál crees que es la correcta?)
In the diagram, which letter represents the angle of incidence?
(En el diagrama, ¿qué letra representa el ángulo de incidencia?)
B
C
D
E
In the diagram, which letter represents the angle of reflection?
(En el diagrama, ¿qué letra representa el ángulo de reflexión?)
B
C
D
E
In the diagram, which letter represents the incident beam?
(En el diagrama, ¿qué letra representa el haz incidente?)
A
B
C
D
In the diagram, which letter represents the reflected beam?
(En el diagrama, ¿qué letra representa el rayo reflejado?)
A
B
C
D
Specular reflection comes from a...
smooth surface
rough surface
mirror
Diffuse reflection comes from a...
smooth surface
rough surface
mirror
Specular reflection goes in...
one direction
every direction
two directions
Diffuse reflection goes in...
every direction
one direction
two directions
More people can see...
diffuse reflection
specular reflection
mirror reflection
