8th Grade Review - Energy: Conservation and Transfer
Terms in this set (25)
Resources that can be replaced and / or reused in nature
Natural resources that cannot be replaced in nature
Are these RENEWABLE or NONRENEWABLE resources? Air, freshwater, soil, living things, sunlight
____ can be cleaned and purified by plants during the process of photosynthesis as they remove carbon dioxide from the air and replace it with oxygen.
The ___ allows Earth's water to be used over and over within the environment.
____ is formed to replace soil that has been carried away by wind and water (although new soil forms very slowly).
Trees and other new ___ grow to replace those that have been cut down or died.
___ are born to replace animals that have died.
Sunlight, or ___ energy will continue to be available for billions of years.
the __ provides a source of energy for all processes on Earth.
____ resources are exhaustible because they are being extracted and used at a much faster rate than the rate at which they were formed.
What are coal, oil, and natural gas called?
Are these RENEWABLE or NONRENEWABLE resources? Fossil Fuels, diamonds, metals, and other minerals
Freshwater can be depleted because of increased demands for water on account of __ shifts.
___can be lost because it is left bare of vegetation and is allowed to erode.
If soil erodes, it depletes the land of the fertile ___ needed for plant growth.
As Earth's human population grows, the need for natural ___ increases.
Reduce, Reuse, Recycle
What are the 3 R's for Conserving the Environment?
Which of the 3 R's is this? Riding a bicycle rather than riding in a car.
Which of the 3 R's is this? Washing a drinking glass rather than throwing away plastic or styrofoam.
Which of the 3 R's is this? making metals, glass, or plastics being remade into new metal or glass products or fibers.
___ involves preventing the loss of a resource by way of thoughtful management of it.
Since the Industrial Revolution, ___ activities have resulted in major impacts on air, water and soil.
___ has cumulative ecological effects on the environment.
What are these examples of? Acid rain, global warming, ozone depletion
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