Earth Science - 1
The living and non-living parts of an area make this up
what is an ecosystem?
all the squirrels or oak trees or rabbits in an ecosystem is known as this
what is a population?
What is the role of producers in an ecosystem?
photosynthesis--make oxygen and food
What do 1st level consumers eat?
What are plants?
This is the original source of energy that can be changed into chemical energy and thermal energy.
What is solar energy?
What is the source of energy that creates the wind?
What is solar energy?
The 2 forces that keep earth in motion
What are gravity and inertia?
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Water has this effect on earth's temperatures
What is keeping it from fluctuating too much?