This is a material found on Earth that can be used by people...
What is a natural resource
100
The process in which liquid water changes to water vapor...
What is evaporation
100
Name some examples of fossil fuels...
What is natural gas, coal, and oil
100
This is a cross section of soil that shows the different layers in soil...
What is soil profile
100
Name ALL 3 R's of conservation...
What is Reduce, Reuse, and Recycle
200
This is a resource that cannot be replaced for thousands or millions of years once it has been used up...
What is a nonrenewable resource
200
This is when water vapor cools and it forms tiny droplets of liquid...
What is condensation
200
The main use of the energy stored in coal...
What is electricity
200
Any material that causes pollution...
What is a pollutant
200
This is the process by which water is cycled between air, the ocean, and the land by evaporation, condensation, and precipitation...
What is the water cycle
300
This is a resource that can be replaced or can replace or renew itself...
What is a renewable resource
300
When water falls back to the Earth in the form of rain, sleet, snow, or hail...
What is precipitation
300
The adding of harmful materials to the air, water, and soil...
What is pollution
300
This is the process of preserving and wise use of natural resources...
What is conservation
300
The name of the upper layer of soil that contains minerals and humus...
What is topsoil
400
This is an important renewable resource that helps clean the air by taking in carbon dioxide and releasing oxygen...
What is a plant
400
What happens to the soil if farmers plant the same crop in the same field, year after year...
What is uses up the nutrients in the soil
400
Name some disadvantages of using fossil fuels...
What is: they are nonrenewable, supplies will eventually run out, they also produce pollution
400
When a product breaks down easily in the environment...
What is biodegradable
400
Name at least one way that farmers can put more nutrients back into soil...
What is farmers can rotate their crops and use fertilizers
500
All living things need this important natural resource to survive...
What is Water
500
This is a fuel formed from the remains of ancient plants and animals...
What is Fossil Fuel
500
This is material made up of decayed plant and animal matter...
What is humus
500
Name the item that IS biodegradable out of the following:
metal fork, aluminum can, paper towel, glass bottle
What is paper towel
500
Name at least 3 ways YOU can help conserve Earth's natural resources...
What is:
-recycle
-use cloth bags to carry groceries
-buy juice in large containers and then pour them into smaller reusable containers
-donate items to charity
-repair items when you can instead of replacing them