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Ch5 Earths Resources

QuestionAnswer
What harmful materials can get into the air, land and water? pollution
What do cars need to run? fuel
What are we doing when we use our resources wisely? conserving
What keeps our our lakes, rivers and water sources from drying up? water cycle
What does hardened tree sap become? amber
What is the water called that is held in the soil and rocks underneath the ground? groundwater
What are the remains fo a plant or animal that lived long ago? fossil
What are all rocks made from? minerals
How is igneous rock formed? melted rock cools and hardens
Why is topsoil good for growing crops? It has a lot of humus, it can hold water, and it has lots of minerals.
What is a non renewable resource? a resource that can not be reused or replaced in a reasonable amount of time.
which of these items is a nonrenewable resource? metals, soil, plants, water metals
How long does it take to create fossil fuel? millions of years
What type of rock will have the best fossils? sedimentary
Which animal is a modern relative of the tiger from the past? cat
What is an aqueduct? pipes or ditches for water to travel through
How would a city that lives between a lake and an ocean help their town get water? build an aqueduct from the lake to the city
Would you use granite or sandstone to build a wall that you want to last a long time? granite
Why is granite stronger than sandstone? harder and it is created from magma that cools and hardens
What happens if a lake is covered with oil The water will not be able to evaporate and this will affect the water cycle.
What are the 3 R's of conserving resources? Reduce, Reuse, and Recycle
What does reduce mean? use fewer things and resources
What does reuse mean? keep using the same thing over
What does recycle mean? create a new item from an old resource
Created by: CPS3rd
 

 



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