Vocabulary
This sphere of the Earth contains all living things on Earth and the things with which they interact.
What is the Biosphere?
This is the chemical symbol for water.
What is H20?
"Dogs are the best" would be considered an opinion, whereas "Dogs are four-legged animals covered in fur" would be considered this.
What is a fact?
This sphere of the Earth includes all of the Earth's water, in all its forms.
What is the hydrosphere?
These are the names of Ms. Havu's 2 dogs.
Who are Laika and Sgt. Stubby?
This is the name for an organism that only eats meat.
What is a carnivore?
This property of water is what allows water molecules to stick to each other easily.
What is cohesion?
This step of the scientific method involves posing a testable, possible answer, or educated guess, to a question.
What is a hypothesis?
This is the name for the parts of ecosystems that are non-living (ex. water, rocks, sunlight, etc.)
What is abiotic?
This is the chemical formula for carbon dioxide.
What is CO2?
This is the name for an organism that makes its own food (ex. plants)
What is a producer?
This gas is released through animal respiration, and taken in during photosynthesis.
What is carbon dioxide?
In an experiment, this group receives no treatment and is being tested against (ex. a placebo group)
What is a control group?
This level of ecological organization includes all members of the same species living in the same area and interacting with each other.
What is population?
This is the chemical formula for chlorofluorocarbon.
What is CFC?
These are made up from plants and animals that lived millions of years ago and became compressed into coal, oil, and/or natural gas, and are now used to create energy.
What are fossil fuels?
This is the process through which plants use sunlight, water, carbon dioxide, and nutrients to create their own food.
What is photosynthesis?
This is the factor that changes between groups in an experiment (ex. how much water plants receive)
What is a variable?
This type of symbiotic relationship exists when both species benefit.
What is mutualism?
This is the state Ms. Havu is from/grew up in.
What is Maine?
This is the layer of the atmosphere above the layer we live in, and contains the ozone layer.
What is the stratosphere?
This life process takes in oxygen and other nutrients, and lets out carbon dioxide. (Hint: think of breathing)
What is cellular respiration?
This is the group that receives treatment during an experiment.
What is an experimental group?
Producers in an ecosystem get 90,000 kilocalories (kcal) from the sun. The secondary consumers in that ecosystem receive this many kcal.
What is 900 kcal?
This is the chemical formula for methane.
What is CH4?