Which of the following is NOT an electromagnetic wave?
gamma ray
x-ray
visible light
all of the above are electromagnetic waves
9 answers
None of the above are correct. All of the options listed (gamma ray, x-ray, and visible light) are examples of electromagnetic waves.
Which color has a longer wavelength?
red
green
violet
yellow
red
green
violet
yellow
Red light has a longer wavelength compared to green, violet, and yellow light.
Which type of wave has more energy?
radio wave
visible light
ultraviolet
x-ray
radio wave
visible light
ultraviolet
x-ray
X-ray waves have more energy compared to radio waves, visible light, and ultraviolet waves.
Which of the following is NOT a primary color when it comes to light?
red
green
yellow
blue
red
green
yellow
blue
Yellow is not a primary color when it comes to light. The primary colors of light are red, green, and blue.
How do we see the color red?
All colors except red are reflected off the object and red is absorbed.
All colors except red are absorbed by the object and red is reflected.
All colors except red are reflected off the object and red is absorbed.
All colors except red are absorbed by the object and red is reflected.
All colors except red are absorbed by the object and red is reflected. This is why we see the color red.
1 answer