04.04 Human Impact on Earth

Question 1

Biomass

Answer 1

organic matter that can be used as a fuel source

Question 2

Deforestation

Answer 2

the permanent destruction and clearing of forests and plant life in an area

Question 3

Desertification

Answer 3

the process that causes fertile land to become desert-like

Question 4

Fossil fuel

Answer 4

a nonrenewable fuel such as coal, oil, or gas created from the remains of living organisms

Question 5

Geothermal energy

Answer 5

renewable energy captured through using the heat of the Earth

Question 6

Global effect

Answer 6

general practices carried out by many that affect a very large area and/or number of people

Question 6

Local effect

Answer 6

the actions of a few individuals that affect a small area and/or a smaller number of people

Question 7

Nonrenewable resource

Answer 7

a natural resource that is in limited supply and/or takes more than a lifetime to replenish

Question 8

Recyclable

Answer 8

existing materials that can be re-purposed to make new products

Question 9

Renewable resource

Answer 9

a natural resource that is replaceable through a cycle in nature or sustainable practice in one lifetime

Question 10

Urbanization

Answer 10

the process of clearing natural vegetation and replacing it with concrete and buildings