Scheduled maintenance: Saturday, March 6 from 3–4 PM PST
Home
Browse
Create
Search
Log in
Sign up
Upgrade to remove ads
Only $2.99/month
Unit 8
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Terms in this set (8)
biofuel
A fuel produced by biological materials like wood.
conservation
The process of preserving and protecting an ecosystem or a resource.
pollution
Any waste product or contamination that harms or dirties an ecosystem and harms organisms.
natural resource
Anything from nature that people can use.
renewable resource
A resource that can be replaced within reasonable amount of time.
geothermal energy
A type of energy produced naturally beneath Earth's surface.
nonrenewable resource
A resource that, once used, cannot be replaced in a reasonable amount of time.
hydroelectric energy
Electricity produced by using the mechanical energy of falling water.
YOU MIGHT ALSO LIKE...
Natural Resources Vocabulary
10 terms
Alternative Energy
8 terms
Vocabulary for 4th Six Weeks: Test 2
9 terms
Resources - OLP-- TEST FRIDAY!!!
19 terms
OTHER SETS BY THIS CREATOR
Unit 12 Vocabulary
11 terms
Unit 4 Vocabulary
5 terms
Unit 7 Vocabulary
10 terms
Unit 6 Vocabulary 5th grade
12 terms