What is nitrogen measured in?
Where does solar energy come from?
The sun
How can we see how long ago things have happened?
Absolute dating
What are the 4 ocean zones?
Deep Ocean, Photic Zone, Estuaries, Intertidal Zones
What is a fossil?
Remains of a organism from the past
What’s the definition of permeability?
When water is able to flow through rock or sediment
How do we get biofuel?
From burning plants who have decomposed
What is a structure that served a purpose but is no longer necessary?
A Vestigial structure
Which ocean zone receives no sunlight?
Midnight zone/Deep Ocean
What is the purpose for Ice cores?
They reveal climate changes from the past.
What is the heat of evaporation in celsius?
100 Degrees
How do fossil fuels affect the environment?
They create CO2 which affects organisms and plants.
What is the main purpose of evolution?
Evolution helps animals to better fit into their environment and survive
What releases cold gasses from beneath the crust?
Cold seeps
What is a method of exact dating that involves parent and daughter atoms?
Radiometric Dating
What is the ideal Ph?
Around 7
How can nuclear energy affect our health?
The radioactivity can cause cancer and other health problems
Who popularized the idea of evolution?
Charles Darwin
Where do most aquatic animals reproduce?
Cold Seeps
What is it called if the earth is made of segments and are moving over time?
Plate tectonic theory
How can you tell when the water is potable?
When there are many bioindicators near and in the water.
What are the differences between fossil fuels and geothermal energy?
Fossil fuels are more harmful to the environment
How does evolution work?
Certain animals with random mutations are fit better to survive and they reproduce creating more with that same mutation
How does the coriolis effect affect the weather?
It creates storms
Explain the concept of Index Fossils.
A relative dating method to find the age of a fossil by comparing