Earth Spheres 1
What are the Earth's 4 spheres?
biosphere, geosphere, hydrosphere, atmosphere
What are 3 examples of things found in biosphere?
animals, plants, humans, bacteria, fungi
What does the word 'Bio' mean
Life
atmo means
air
Earth's atmosphere is composed mostly of
Gases
Which sphere contains water?
hyrdosphere
Air next to the ground becomes warm. What two spheres are interacting?
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
Farmers use pesticides to keep insects off plants to get more crops. Explain how this is an example of an interaction between the atmosphere and geosphere?
Pesticides are a poison sprayed in the air (Atmosphere) on plants. Pesticides fall on soil and interact with the soil (Geosphere).
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
Give three examples of things found in the atmosphere.
oxygen, carbon dioxide and other gases, dust, smoke, etc...
Name one way humans can impact the Hydrosphere.
Pollution, Overfishing, Ocean Acidification, Damming Rivers, Over use of ground water, etc...
Give an example of a negative interaction between the Geosphere and Hydrosphere?
Answers may vary.
Examples: Erosion, Landslide, Acid Rain, Shaping landforms (Canyons made by rivers)......
Which spheres are interacting when rain causes a landslide?
hydrosphere and geosphere
How much of the Earth is covered in Fresh water?
3%
A hurricane has high winds and heavy rain. What 2 spheres are interacting?
Atmosphere and hydrosphere
Name one way humans can enhance the geosphere.
Composting, Less Waste in Landfills, Conservation Areas, Planting Trees to prevent erosion
Give a positive interaction of hydrosphere and geosphere
Answers will vary
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
A tornado has high winds that destroys land... What two spheres are interacting?
atmosphere and geosphere
What is one way that the biosphere depends on the geosphere
Answers can vary
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
Give a negative interaction between the biosphere and atmosphere.
Answers will vary