WorksheetsMechanical & Electromagnetic Waves Quiz
Total questions: 11
Worksheet time: 11mins
Name
Class
Date
1.
How do you get a reflected angle of 75°? In other words, what angle must light hit a mirror to achieve this?
a)
55°
b)
25°
c)
75°
d)
100°
2.
What is the medium between the stoplight and the car?
a)
The decoder
b)
The air
c)
The destination
d)
The incident angle
3.
The part of the eye that transforms the light you see into electricity that goes through the optic nerve is called the _____.
a)
Cornea
b)
Retina
c)
Iris
d)
Lens
4.
What is one of the brain's job in both the auditory and optical system?
a)
To identify what the electrical energy from both systems mean.
b)
To make sure that the optical system works.
c)
To do nothing.
d)
To see if the optical system is more powerful.
5.
The part of the ear that transforms sound energy into electrical energy that goes through the auditory nerve is called _______.
a)
Nerve fibers
b)
Eardrum
c)
Cochlea
d)
Anvil
6.
What is one thing our brain does with the electricity that enters our brain through the optical nerve?
a)
It makes what we see into black and white.
b)
It cancels out the noise we hear.
c)
It adds detail to what we see by using our previous experiences.
d)
It creates an optical illusion by showing us something that isn't really there.
7.
The cochlea is such an important part of our ear system, and it contains both hair cells and a fluid. What does this fluid do?
a)
It keeps our balance and tells our body directions like up and down.
b)
It keeps us hydrated.
c)
It turns sound energy into electricity.
d)
It does nothing.
8.
What is the transparency of a lampshade like the one shown?
a)
Transparent
b)
Translucent
c)
Opaque
9.
What is medium between the sun and the Earth?
a)
The moon
b)
The oceans
c)
Outer space
d)
Jupiter
10.
As a car honking approaches, what happens to both frequency and amplitude?
a)
They increase.
b)
They decrease.
c)
They stay the same.
11.
What kind of wave is light? Explain why.
a)
Mechanical because it requires a medium to go through
b)
Electromagnetic because it requires a medium to go through
c)
Mechanical because it DOES NOT require a medium to go through
d)
Electromagnetic because it DOES NOT require a medium to go through
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