The ocean floor spreading showed that it is possible for landmasses to move.
Gravity keeps the water and yourself from falling off the planet into space.
Answer:
<h2>BIOSPHERE</h2>
Explanation:
Human beings like animals or plants are part of the biosphere, one of the spheres in the earth.
I hope this helps
Answer: Megacities can influence environment and health concerns.
Explanation:
1. The megacities can pollute the environment by causing air, water, and soil pollution due to rapid industrialization in these cities leaking air pollution and chemical discharge in water and soil contaminating them. This way the environment is affected also the human and animals are prone to respiratory and digestive problems and diseases.
2. The megacities are source of noise pollution from different sources producing undesirable sound like vehicle honking, live concerts, and machines from industry and others these can affect the hearing ability of human and animals also can be responsible for hypertension, cardiac arrest, and stress in humans.
3. The megacities are affected by overpopulation which can affect the environment as resources like water, air, minerals will deplete from these cities and this can affect the survivor of human kind who are not able to meet the resource demand.
Volcanic eruptions can destroy building that store resources, burn trees, kill animals and make land not suitable for farming etc
