Answer: Yes the ozone layer sits at the top to protect us from harmful UV rays from the sun.
Explanation:
Answer: The right answer is Cave-ins.
Explanation: Excavations and trenches are basically the man-made cuts inside the Earth's surface. These are made for multiple purposes such as mining or tunneling. One of the obvious risk while working in such excavations and trenches is cave-ins. It is basically collapse of that excavation or Trench. The roof of the mine collapses and people working under it get buried inside those excavations in trenches.
Answer:
free from dirt, marks, or stains.
Explanation:
B. When the environment is damaged, our health improves
For the first five weeks of the study the men are a standard north’s medical diet which is high in fats carbohydrates refunded sugar and red meat for send five week they ate a Mediterranean diet which is high in fruits vegetables and while grains low red meat and includes olive oil and moderate amounts of wine