4 spheres

Question 1

Atmosphere

Answer 1

the gases surrounding the earth, made up of O2, nitrogen H2O etc.

Question 2

Biosphere

Answer 2

living things, flora (plants/vegetation) and fauna (animals

Question 3

Lithosphere/geosphere

Answer 3

solid, outer part of Earth, landforms

Question 4

Hydrosphere

Answer 4

all water found on earth including underground water, lakes, rivers, etc.

Question 5

how do humans impact the Atmosphere

Answer 5

gases such as carbon dioxide and sulphur dioxide, and dust are emitted from human activities such as transportation, mining and industry

Question 6

how do humans impact the Lithosphere/geosphere

Answer 6

solid, outer part of Earth, landforms are altered by humans, e.g.
overfarming can cause soil erosion (soil is washed or blown away) while mining can destroy rocks and impact soils

Question 7

Hydrosphere human impacts:

Answer 7

• irrigation takes water from water stores or flows for farming
  -industry can sometimes pollute or warm water in stores or flows

Question 8

jhow do humans impact the Biosphere -

Answer 8

humans use living things, flora (plants/vegetation) and fauna (animals) which reduces biodiversity