Answer:
its A
Explanation:
In living organisms, phosphorus can be found in nucleic acids.
JUST TOOK THE TEST
Answer:
Although there are several positives to the Industrial Revolution there were also many harmful elements, including poor working conditions, poor living conditions, low wages, child labour, and pollution.
Explanation:
Hard Labor and Bad Work Conditions. Working in factories was exhausting; people worked long hours under bad conditions, leading to illnesses and even death.
Over-Population.
Loss of Craftsmanship.
Pollution.
Less Healthier Lifestyle
Unemployment.
Diseases.
The Amazon River is found in South America
Answer:
4. Ultraviolet radiation breaks apart molecules made up of paired oxygen atoms. Individual oxygen atoms bond with paired oxygen molecules to form ozone
Explanation:
Ozone formation in the stratosphere -
The ozone is the stratosphere layer is former naturally by the chemical reaction , with the help of the ultraviolet radiation of the sun and the oxygen molecules .
In the very first step , The UV radiation breaks the oxygen molecule to give two very reactive oxygen atoms .
In the second step , the atoms of oxygen reacts with the oxygen molecules to produce the ozone molecule (O₃) .
And Ozone gas is produced .
Portugal. this is also the reason portugese is spoken in brazil
