15 Questions
Which type of light has the lowest frequency in the visible light spectrum?
Red light
What is the range of wavelengths for infrared light?
2.5 micrometers (um) to 750 nanometers (nm)
What is the range of wavelengths for visible light?
400-750 nanometers
Which type of light has a higher frequency than visible light?
Ultraviolet light
What is the impact of solar radiation on Earth?
It warms the planet and enables the water cycle
Which term refers to electromagnetic waves emitted by the sun?
Solar radiation
What does the term 'radiation' mean in Latin?
To emit rays
Which type of light is mostly detected by the human eyeball?
Visible light
Which type of light has the highest frequency?
Gamma rays
What is the unit of measurement for incoming solar radiation absorbed over the course of a year?
Kilowatt hours per square meter
Which phenomenon is responsible for Earth getting warmer?
Greenhouse effect
What is the cause of the change in energy density between northern winter and northern summer?
Decreased sunlight
What is the role of outgoing infrared light in Earth's temperature?
It traps heat in the atmosphere
What is the impact of human activities on Earth's temperature?
Increased greenhouse gases
What is the main factor responsible for the change in seasons?
Tilt of Earth's axis
Test your knowledge on solar radiation and learn about its various forms, including gamma rays and high-energy photons. Discover the impact it can have on human cells and DNA, and debunk common misconceptions about radiation.
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