Lesson 99 - Resources Flashcards
renewable resource
can be used over and over again
nonrenewable resource
cannot be reused or replaced very easily
conserve
to use something wisely, not wastefully, to save for when really needed
recycle
to treat something so that it can be used again
pollution
harmful materials that get into the water, air or land
fossil fuels
nonrenewable resources such as coal, oil and natural gas
examples of renewable resources
animals, trees, soil, water plants
examples on nonrenewable resources
fossil fuels such as coal, oil, natural gas; minerals (diamonds, gems) metals: iron, copper
3 way to conserve natural resources
reduce, reuse and recycle
why will it be difficult to find oil in the future?
oil is a nonrenewable resource that we use more quickly than it replenishes (replaces)
How can trees be replaced?
planting new ones when others are cut down
Name some objects that are made from trees.
houses, furniture and paper
Name some objects that are made from petroleum(oil)
gas, plastics and make-up