Equilibrium within Ecosystems Crossword Puzzle

QUESTIONS LIST:

• sustainability: an ecosystem's abilty to maintain equilibrium
• watersheds: funnel-shaped areas of land where all the water drains to the same body of water
• ground water: water that has soaked into the ground in a watershed
• chemical: weathering occurs when chemical reactions cause rock to break down
• micro habitiat: a small-scale habitat that differs from the area around it
• abiotic: factors that are not alive and never have been alive
• point source: pollution that comes from a single, identifiable source, such as a factory dumping waste into a river
• quantitative: data that is collected in numerical form
• dependent: what is being measured in an experiment
• biotic: factors that are alive
• permeable: water is able to flow through or into the ground
• qualitative: data that is collected in word form
• mechanical: weathering occurs when rocks break down, but their chemical composition stays the same
• metamorphic: rocks form when extreme heat and pressure are applied
• aquifers: underground rock formations where water collects and is accessed by wells
• independent: variable that is being changed on purpose by the experimenter
• surface water: water on the surface of the earth
• superfund site: a list of natural sites that need to be cleaned up
• impermeable: water is not able to flow through or into the ground
• sedimentary: rocks form when igneous, metamorphic rocks and other rocks become weathered into small sediments