WorksheetsEMS, Light Reflection & Mirrors
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
Which of the following electromagnetic waves has the longest wavelength?
a)
Infrared Waves
b)
Ultraviolet Rays
c)
Visible Light
d)
Gamma Rays
2.
Which of the following waves in the electromagnetic spectrum has the highest energy?
a)
Radio Waves
b)
Ultraviolet Rays
c)
Gamma Rays
d)
Infrared Waves
3.
As wavelength decreases in the electromagnetic spectrum the frequency _____.
a)
decreases
b)
stays the same
c)
increases
d)
doubles
4.
Which of the following is an example of how we use infrared waves?
a)
imaging bones
b)
MRIs
c)
microwaves
d)
thermal images
5.
Which color of light in the visible light spectrum has the most energy?
a)
Red
b)
Yellow
c)
Violet
d)
Green
6.
Visible light has a wavelength range of which of the following?
a)
1mm-km
b)
400nm-700nm
c)
1mm-700nm
d)
400nm-10nm
7.
Exposure to small doses of ultraviolet rays are beneficial to people because___.
a)
we then produce vitamin D
b)
get can get skin cancer
c)
it can cure most cancers
d)
we can see the UV rays
8.
Which type of electromagnetic waves is used to image bone?
a)
Gamma Rays
b)
UV Rays
c)
X-Rays
d)
B-Rays
9.
Gamma Rays are very harmful to humans because ___.
a)
They are very high energy.
b)
They can penetrate all our tissue.
c)
they can cause serious illness
d)
all the above options are correct
10.
Waves with the longest wavelength have the ____ frequency.
a)
lowest
b)
higest
11.
The following is a picture of what type of mirror?
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
12.
The following is a picture of what type of mirror?
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
13.
A material that reflects or absorbs all of the light that strikes it is called which of the following?
a)
Transparent
b)
Translucent
c)
Diffuse
d)
Opaque
14.
When light reflects off of a completely smooth surface it reflects in which way?
a)
Regular Reflection
b)
Diffuse Reflection
c)
Refraction
d)
Color Reflection
15.
An image that you can see , but does not really exist is called which of the following?
a)
Real Image
b)
Fake Image
c)
Virtual Image
d)
Digital Image
100 %
