Question

Which is the most practical approach that can be done by anyone to reduce dependence on nonrenewable energy sources?(1 point)
Responses

using hydroelectric power
using hydroelectric power

using recycled materials in house construction
using recycled materials in house construction

using high power generators
using high power generators

saving electricity at home

Answer 1

Which is a direct result of increased consumption of metals?(1 point)
Responses

rising sea levels
rising sea levels

increased human population
increased human population

pollution from mining operations
pollution from mining operations

climate change from the use of metals

Answer 2

Which natural resource is mined to produce a digital phone?(1 point)
Responses

coal
coal

natural gas
natural gas

copper
copper

plastic
plastic

Answer 3

saving electricity at home

Answer 4

pollution from mining operations

Answer 5

copper