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Organism that uses energy from the sun or other chemical reactions to make its own food. Producer
An animal that feeds on other animals and plants. Omnivore
Organism that feeds on dead animals. Scavenger
An organism that breaks down dead organisms, animal droppings, leaves, and other waste produced by living things. Decomposer
Photosynthetic plants and algae produce what? All of the energy in their ecosystem
A producer contains the most energy? true/false True
All ecosystems or biomes have organisms do what? Fill similar ecologic rules
Phyto plankton live in fresh or salt water, but what do they produce? Their own food
A nonliving part of an ecosystem. Abiotic factors
A living part of an ecosystem. Biotic factors
Fewer organisms exist in the polar tundra because? Not as many organisms are specialized to survive the cold
The sun is a? Constant source of energy
Plastic comes from? Oil
If object x is more dense then object n will object n sink or float? Float
Sound travels by? Vibrating air molecules
Friction produces what? Heat
The transfer of thermal energy by collisions between particles in matter. Conduction
Transfer of thermal energy by electromagnetic waves. Radiation
Transfer of thermal energy by the movement in matter. Convection
Ultra violet waves are harmful and can? Pass through clouds
Our California current keeps? Our state cool
Warm moist air comes from? The poles
The lithosphere contains? Earth's plate tectonics
Earthquakes occur along? Plate boundries
What happens when continental and continental plates colide? Mountain building
What happens when oceanic and continental plates colide? Subduction
The San Adreas fault occurs along? The border of oceanic & continental plates
The richter scale is used to? Measure the strength of earthquakes
What is triangulation? Uses S-waves and P-waves to determine the epicenter of an earthquake
Lithification turns? Sedimentary rock
Define uniformitariasm. The idea that the process are at work today were also working on Earth in the past
Define superposition. Theory that the udisturbed layers of rock have the oldest layers on the bottom and the youngest on the top
Which layer is the youngest? The layer on the top
Created by: 200410974