Earth Spheres 1
What are the Earth's spheres?
biosphere, geosphere, hydrosphere, atmosphere
What are 3 examples of biosphere?
animals, plants, humans
What does the word bio mean
Life
atmo means
air
Earth's atmosphere extends more than __________ above Earth
100 Kilometers
Which sphere contains water?
hyrdosphere
Air next to the ground becomes warm. What two interactions are happening?
atmosphere and geosphere
Which spheres are interacting:
Heavy rains have washed away some soil and exposed a large fossil embedded in rock.
Geosphere and Hydrosphere
geo means
land/ground/soil
The geosphere is uniform. True or False?
False! The geosphere is not uniform. Uniform means "remaining the same in all cases and at all times; unchanging in form or character."
A tree is blown down by wind. What two spheres are interacting with one another
biosphere and atmosphere
The rock, dust, soil, and minerals of the Earth's solid crust and outer mantle make up the ____
geosphere
The Mantle
What does the atmosphere protect us from?
The sun's intense heat and dangerous radiation
What are the three main parts of the geosphere?
Core, Mantle, and Crust
The area below the lithosphere where rocks, though solid, are able to slowly flow
Asthenosphere
The oceans account for what percent of the water on earth?
97%
This part of the geosphere is thin and contains low-density rock
The Crust
True or false: hurricanes can take place on land
False
When cold air masses push under warm air masses this is known as a _____ front
cold
What will most likely happen if lake water becomes polluted by humans?
a. animals in the lake will die
b. there will be more fish in the lake
c. pollution will not hurt the plants or animals.
A. animals in the lake will die
This part of the geosphere is rich in iron and nickel
The Core
What is one way that the biosphere depends on the geosphere
To get minerals and nutrients in the soil
How could trees in the biosphere impact the geosphere?
a. their roots can help prevent soil erosion
b they increase the temperature of the Earth
c they reduce the amount of water in the ground
a. their roots can help prevent soil erosion
The portion of the hydrosphere that controls frozen water is often called...
The Cryosphere