The Electromagnetic Spectrum || with Complete Solutions.
Which side of the electromagnetic spectrum has shorter wavelengths?
Which side of the electromagnetic spectrum has higher energy?
Which side of the electromagnetic spectrum has higher frequencies? correct answers blue
blue
blue
Which are uses of electromagnetic waves? Check all that apply.
cooking foods
insulating buildings
using heat lamps
transmitting radio signals
using medical imaging
lighting rooms
cooling refrigerators correct answers cooking foods
using heat lamps
transmitting radio signals
using medical imaging
lighting rooms
What is the difference between a mechanical wave and an electromagnetic wave?
A mechanical wave travels through empty space, while an electromagnetic wave travels through
matter.
A mechanical wave has a short wavelength, while all electromagnetic waves have long
wavelengths.
A mechanical wave has a high frequency, while all electromagnetic waves have low frequencies.
A mechanical wave travels through matter, while an electromagnetic wave travels through empty
space. correct answers A mechanical wave travels through matter, while an electromagnetic
wave travels through empty space.
Which electromagnetic waves have the shortest wavelength and the highest frequency?
_________waves. correct answers gamma
Use the drop-down menus to identify the electromagnetic waves.
Label A:
Label C:
Label D:
Label G: correct answers radio waves
infrared
, visible light
Compared to visible light, the wavelength of X-rays is ________and the frequency is_______.
correct answers shorter
higher
Which are characteristics of electromagnetic waves? Check all that apply.
They travel only through matter.
Waves with a higher frequency have a shorter wavelength.
Waves with a higher frequency have a longer wavelength.
They all move at the same speed.
They can travel through space. correct answers Waves with a higher frequency have a shorter
wavelength.
They all move at the same speed.
They can travel through space.
What makes thermal imaging cameras useful?
They can detect differences in color.
They can detect differences in wave speeds.
They can detect differences in temperature.
They can detect mechanical waves. correct answers They can detect differences in temperature.
QUIZ correct answers
Which part of the electromagnetic spectrum is typically used to make images based on the
temperatures of objects?
X-rays
radio waves
infrared light
visible light correct answers infrared light
What characteristic do all parts of the electromagnetic spectrum share?
They have the same wavelength.
They have the same frequency.
They interact in the same way with any matter.
They travel at the same speed through empty space. correct answers They travel at the same
speed through empty space.
Which describes the changes in visible light moving from red to violet?
The energy increases.
The speed decreases.
Which side of the electromagnetic spectrum has shorter wavelengths?
Which side of the electromagnetic spectrum has higher energy?
Which side of the electromagnetic spectrum has higher frequencies? correct answers blue
blue
blue
Which are uses of electromagnetic waves? Check all that apply.
cooking foods
insulating buildings
using heat lamps
transmitting radio signals
using medical imaging
lighting rooms
cooling refrigerators correct answers cooking foods
using heat lamps
transmitting radio signals
using medical imaging
lighting rooms
What is the difference between a mechanical wave and an electromagnetic wave?
A mechanical wave travels through empty space, while an electromagnetic wave travels through
matter.
A mechanical wave has a short wavelength, while all electromagnetic waves have long
wavelengths.
A mechanical wave has a high frequency, while all electromagnetic waves have low frequencies.
A mechanical wave travels through matter, while an electromagnetic wave travels through empty
space. correct answers A mechanical wave travels through matter, while an electromagnetic
wave travels through empty space.
Which electromagnetic waves have the shortest wavelength and the highest frequency?
_________waves. correct answers gamma
Use the drop-down menus to identify the electromagnetic waves.
Label A:
Label C:
Label D:
Label G: correct answers radio waves
infrared
, visible light
Compared to visible light, the wavelength of X-rays is ________and the frequency is_______.
correct answers shorter
higher
Which are characteristics of electromagnetic waves? Check all that apply.
They travel only through matter.
Waves with a higher frequency have a shorter wavelength.
Waves with a higher frequency have a longer wavelength.
They all move at the same speed.
They can travel through space. correct answers Waves with a higher frequency have a shorter
wavelength.
They all move at the same speed.
They can travel through space.
What makes thermal imaging cameras useful?
They can detect differences in color.
They can detect differences in wave speeds.
They can detect differences in temperature.
They can detect mechanical waves. correct answers They can detect differences in temperature.
QUIZ correct answers
Which part of the electromagnetic spectrum is typically used to make images based on the
temperatures of objects?
X-rays
radio waves
infrared light
visible light correct answers infrared light
What characteristic do all parts of the electromagnetic spectrum share?
They have the same wavelength.
They have the same frequency.
They interact in the same way with any matter.
They travel at the same speed through empty space. correct answers They travel at the same
speed through empty space.
Which describes the changes in visible light moving from red to violet?
The energy increases.
The speed decreases.
