the part of an experiment where you keep everything the same
What is a control?
something that represents another thing, but is smaller or simpler, so we can understand it better
What is a model?
information that supports a claim, idea or theory
What is evidence?
energy being transferred in a way that makes things hot or warm
What is heat?
to break down dead and waste matter
What is decompose?
an environment with certain living and non-living things, and the way these things interact
What is an ecosystem?
anything that physically takes up space and has mass
What is matter?
any living thing, such as a plant, animal, or bacterium
What is an organism?
the capacity to do work
What is energy?
visible energy that enables us to see
What is light?
an animal that eats dead organisms that it has not killed itself
What is a scavenger?
light from the sun
What is sunlight?
a scientist who studies the science of how living and non-living things interact in an ecosystem
What is an ecologist?
a group of related parts that work together
What is a system?
odorless liquid made from oxygen and hydrogen and is essential for life
energy transferred as vibrations that can be heard
What is sound?
the process by which somthing is broken down into smaller, simpler pieces
What is decomposition?
a mixture of gases found in Earth's atmosphere
What is air?
What is a variable?
an animal that eats both animals and plants
What is an omnivore?
a claim supported by evidence and reasoning
What is an argument?
What is an energy store?
a process that repeats, the end leads back to the start
What is a cycle?
organisms that break down dead and waste matter
Dead matter rots and gets eaten by _________.
What are decomposers?
an organism that creates its own food using energy from an external source, like the sun
What is a producer?
an animal that eats other animals
What is a carnivore?
a statement that answers a question or explains something
What is a claim?
the capacity to do work
What is energy?
a creature that feeds on dead matter and waste
A dung beetle is a ______________.
What is a detritivore?
a series of feeding relationships between producers and consumers
What is a food chain?
an animal that only eats plants (DQ2)
What is an herbivore?
an animal that eats other living things for food
What is a consumer?
a chemical that is needed by an organism in order to survive and grow (DQ3)
What is a nutrient?
the upper layer of earth's surface, consisting of small, loose particles of rock, minerals and humus (DQ3)
What is soil?
a set of feeding relationships among organisms in a community (DQ2)
What is a food web?
a justification or explanation that connects evidence to a claim (DQ3)
What is reasoning?