Answer:
iron, copper, zinc, cobalt, molybdenum, selenium, chromium, iodine
Explanation:
An element is a trace element when its below 100 mg.
There are numerous ways through which we can reduce the smog problem like turning the engine of car off, not burning garbage in open.
<h3>What is smog and how come it be reduced?</h3>
- Whenever we go out in winters in the early morning we can see the eyes not able to see things far , because of the opaque weather and whitish too , called fog.
- Fog is completely different from smog and have different causes and effects also.
- Smog is the pollution cause in the nature due human activities majorly that reduces the air visibility.
- We can try to reduce smog by preventing burning garbage in open, by planting more and more trees.
- Nitrogen oxide is the main component of smog which is harmful to health.
To know more about smog visit:
brainly.com/question/15728274
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Driveing, arsol, burning coal, not being able to stop wild fires quickly. Um ya
Energy from sunlight is being used in an indirect way for walking the dog. Plants photosynthesize in which they absorb energy from sun and convert it into chemical energy, which is stored in organic product formed as a result of photosynthesis. When this organic compound is consumed by us, we use the chemical energy stored in that food to mechanical energy for walking the dog. Hence, the energy to walk the dog comes from sunlight.
