Photochemical
adjective
Related to or caused by the action of light on something, especially in a chemical reaction.
Plants use a photochemical process called photosynthesis to make food.
Often appears as...
- photochemical smog
- photochemical reactions
Usage tips
Technical
adjective
Involving or employing the changes in properties and reactions of substances that are brought about by the absorption of light.
Exposure to sunlight induces a photochemical reaction in the skin that leads to tanning.
Often appears as...
- photochemical synthesis
- photochemical degradation
Usage tips
Academic
adjective
Related to or caused by the action of light on something, especially in a chemical reaction.
Plants use a photochemical process called photosynthesis to make food.
Often appears as...
- photochemical smog
- photochemical reactions
Usage tips
Technical
adjective
Involving or employing the changes in properties and reactions of substances that are brought about by the absorption of light.
Exposure to sunlight induces a photochemical reaction in the skin that leads to tanning.
Often appears as...
- photochemical synthesis
- photochemical degradation
Usage tips
Academic
Definition 1 of 2
Pro Tip 1/3Light Interaction
Focuses on how light causes chemical changes, often seen in plants.
The photochemical effect of the sun helps plants grow.
Pro Tip 2/3Not Always Visible
Some photochemical reactions are invisible but still important, like in ozone layer.
Ozone forms through a photochemical reaction high in the Earth's atmosphere.
Pro Tip 3/3Environmental Impact
Photochemical processes can influence environmental conditions, like smog.
Photochemical smog is a major air pollution problem in big cities.
Pro Tip 1/3Light Interaction
Focuses on how light causes chemical changes, often seen in plants.
The photochemical effect of the sun helps plants grow.
Pro Tip 2/3Not Always Visible
Some photochemical reactions are invisible but still important, like in ozone layer.
Ozone forms through a photochemical reaction high in the Earth's atmosphere.
Pro Tip 3/3Environmental Impact
Photochemical processes can influence environmental conditions, like smog.
Photochemical smog is a major air pollution problem in big cities.
Pro Tip 1/3Light Interaction
Focuses on how light causes chemical changes, often seen in plants.
The photochemical effect of the sun helps plants grow.
Pro Tip 2/3Not Always Visible
Some photochemical reactions are invisible but still important, like in ozone layer.
Ozone forms through a photochemical reaction high in the Earth's atmosphere.
Pro Tip 3/3Environmental Impact
Photochemical processes can influence environmental conditions, like smog.
Photochemical smog is a major air pollution problem in big cities.
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Video examples
Sarah Rugheimer: The...
First, we must verify the detection of phosphine itself, and then later, we would have to confirm that this gas is coming from life and not from some unexpected geological or photochemical process. If true, this would be one of the most profound discoveries of our generation.
Video examples
What’s in the air you...
which react to form ozone. And while some ozone in the upper atmosphere helps shield us from ultraviolet rays, on the ground, this gas can form alongside secondary particles and create photochemical smog. This brown fog can be found covering densely packed cities,
Video examples
Air Pollution 101 PIPE...
Smog, is a type of air pollution, that reduces visibility and has serious health effects. Smog can be divided into two categories; sulfurous and photochemical. Sulfurous smog is made up of chemical
Video examples
Sarah Rugheimer: The...
First, we must verify the detection of phosphine itself, and then later, we would have to confirm that this gas is coming from life and not from some unexpected geological or photochemical process. If true, this would be one of the most profound discoveries of our generation.
Video examples
What’s in the air you...
which react to form ozone. And while some ozone in the upper atmosphere helps shield us from ultraviolet rays, on the ground, this gas can form alongside secondary particles and create photochemical smog. This brown fog can be found covering densely packed cities,
Video examples
Air Pollution 101 PIPE...
Smog, is a type of air pollution, that reduces visibility and has serious health effects. Smog can be divided into two categories; sulfurous and photochemical. Sulfurous smog is made up of chemical
Example 1 of 3
Quote examples
Barry Commoner
American Scientist
The major source of photochemical smog - petroleum-fueled vehicles - can be replaced by emission-free electric vehicles.
Quote examples
Barry Commoner
American Scientist
The major source of photochemical smog - petroleum-fueled vehicles - can be replaced by emission-free electric vehicles.
Example 1 of 1
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