1
What are the coldest parts of the earth?
The poles
What percentage of the earth is covered with water?
70%
What do farmers do with their crops every few years to conserve the soil?
Rotate
what is precipitation on land that eventually trickles into streams
Water Runoff
True or False :
The shaking of earth’s crust is called an earthquake?
True
What is the imaginary line around the earth halfway between the poles called?
The equator
How many continents are on the earth?
7
What is the loss of soil by water or wind?
Erosion
Landforms where new fertile soil gathers at the mouth of a river is called a :
Delta
Soil that plants grow well in is :
Fertile
What is the hot, liquid rock that is found in the mantle called?
Magma
What is the substance or material in the earth that has never been alive?
Minerals
What are the small ditches where soil is washed away called?
Gullies
What is caused by flooding, earthquakes, or volcanoes that loosen large masses of rock or soil enough to move it all at one time?
Landslide
What are the 3 sections of the earth’s crust :
Crust
mantle
core
What is the top layer of the crust called?
Bedrock
What is made from living things that have broken down?
Humus
What is a natural formation or rock or soil on the earth’s surface called?
a landform
What is matter that settles to the bottom of a liquid?
Sediment
Water, air and, good soil are example of natural _____
Resources
What Is the very center of the earth called?
The core
Name the three layers of soil :
Topsoil
subsoil
bedrock
The beginning of a river is called the :
Source
List the 3 ways that we can be good stewards of God’s creation :
Recycle
conserve water
conserve soil
Name the 2 poles
North Pole
South Pole