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WorksheetsHomework 3: Light
Total questions: 20
Worksheet time: 40mins
What is light?
a form of work that reflects.
a form of energy that allows us to see.
is only produce from the sun.
Which of these is a source of light?
One of these is not a source of light
Some of these items do not produce light
Identify the natural sources of light
Which one is a man made source of light
The stars
The sun
Candle
This insect is a natural source of light. Can you tell what insect it is?
Mosquito
Dragon fly
Fire fly
Beetle
All these living things produce light EXCEPT __________
Which one of these is the most important source of light on earth?
We can see objects because light travels from our eyes to the object?
True
False
You are able to see objects because...
light travels out of your eyes and onto an object.
light travels out of an object.
light reflects off of an object and into your eyes.
light brightens up objects.
Scientists use mirrors to study reflection. When a light ray hits a mirror, it reflects off at the same angle as it hits the mirror.
True
False
The bouncing of light off an object is ....
a mirror
absorption
a reflection
refraction
What is reflection?
Reflection is the bouncing of light off the surface that it falls on to another direction.
Reflection is the absorbing of light off the surface that it falls on to another direction.
Reflection is the bending of light off the surface that it falls on to another direction.
Reflection is the scattering of light off the surface that it falls on to another direction.
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
What is the object helps the dentist to see the patient's dental condition?
periscope
hand held mirror
plane mirror
dental mirror
