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EM Spectrum, Light Wave Interactions, Lenses and Mirrors

Total questions: 26

Worksheet time: 19mins

Name
Class
Date
1.

The complete range of electromagnetic waves placed in order of increasing frequency

a)

Interference of waves

b)

Sonar

c)

Radar

d)

Electromagnetic spectrum

2.

When an object or wave hits a surface through which it cannot pass through and it bounces back

a)

reflection

b)

refraction

c)

rarefaction

d)

diffraction

3.

The changing of direction of a wave when it enters a region where its speed changes in relation to its medium

a)

reflection

b)

refraction

c)

rarefaction

d)

diffraction

4.

The distance between two corresponding parts of a wave, such as crest to crest

a)

trough

b)

wavelength

c)

amplitude

d)

frequency

5.

The number of complete waves that pass a given point in a certain amount of time

a)

trough

b)

wavelength

c)

amplitude

d)

frequency

6.

Electromagnetic waves travel at what speed?

a)

Speed of the wave varies depending on the wavelength

b)

Speed of the wave varies depending on the frequency

c)

Speed of sound

d)

Speed of light

7.

Waves on the EM spectrum with the lowest frequency and longest wavelengths are _________________

a)

gamma rays

b)

x-rays

c)

microwaves

d)

radio waves

8.

Waves on the EM spectrum with the highest frequencies and shortest wavelength are __________________

a)

gamma rays

b)

x-rays

c)

microwaves

d)

radio waves

9.

Which of the following waves on the EM spectrum have the greatest amount of energy?

a)

infrared waves

b)

ultraviolet waves

c)

microwaves

d)

visible light

10.
_____ is a lens that is thicker in the middle and makes an object appear bigger.
a)
prism
b)
convex lens
c)
concave lens
d)
mirror
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.
Which type of mirror magnifies a close up image, like a make-up mirror.
a)
Concave
b)
Convex
c)
Specular
d)
Plane
14.
Which type of mirror is shown.
a)
Concave
b)
Convex
c)
Specular
d)
Plane
15.
__________ objects reflect all colors; __________ object absorb all colors
a)
white ; black
b)
black ; white
c)
red ; violet
d)
violet ; red
16.
A red banner will reflect  ________ and will ________ all other colors of light
a)
only red light ; absorb
b)
all colors of light ; absorb
c)
all colors but red ; transmit
d)
only red light ; transmit
17.
Put the visible light colors in order from longest wavelength to shortest wavelength
a)
Violet, Indigo, Blue, Green, Orange, Yellow, Red
b)
Red, Yellow, Green, Orange, Violet, Blue, Indigo
c)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
18.
Which of the following electromagnetic waves is given off as heat? 
a)
Radio Waves
b)
Infrared Rays
c)
Visible Light
d)
Gamma Rays
19.
The _______________ determines the color of visible light. 
a)
wavelength
b)
speed
c)
amplitude
d)
light
20.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
21.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
22.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
23.
Objects that absorb all visible light appear to be
a)
black
b)
yellow
c)
white
d)
red
24.
In your eye, _______________ refracts light
a)
retina
b)
lens
c)
iris
d)
pupil
25.
This image shows an example of 
a)
regular reflection
b)
diffuse reflection
c)
divergent reflection
d)
convergent reflection
26.
Angle of incidence is equal to the angle of reflection gives us the __________________
a)
Law of refraction
b)
Law of reflection
c)
Law of diffraction