Introduction to Matter
The smallest whole unit of matter; made of protons, neutrons and electrons
What is an atom?
The process when one or more substances change to produce one or more new or different substances
What is a chemical reaction?
Living things in an ecosystem are referred as a ________ factors while non-living things, like rocks, are called ___________ factors
What are biotic factors and abiotic factors?
These are materials made by humans
What are synthetic Materials?
This sphere on Earth includes all the living things
What is the biosphere?
What is created when two or more atoms are chemically combined?
What is a molecule?
This is the little number written after and below a chemical symbol - CO2
What is a subscript?
A land environment is also called this kind of environment; because the prefix means "Earth/Land"
What is a terrestrial environment?
What are renewable and nonrenewable resources?
This is when large areas of trees or systematically cut down or cleared for other uses
What is deforestation?
What are liquids, solids and gasses?
This is a property that can be observed or measured and without changing the substance
What is a physical property?
When two organisms live in the same area and require the resources to survive, they will have this kind of relationship.
What is a competitive relationship?
Synthetic materials, like plastic, have this kind of affect on our environment?
What is a negative impact?
Since the US Clean Air Act was created in 1970, the amount of the type of pollution has decreased in the United States.
What is air pollution?
A solid whose atoms or molecules are arranged in an ordered, repeating pattern creating an extended structure
What is a crystal?
These are two examples of chemical properties
What is flammability, corrosion, rotting, reactivity, combustion?
These organisms can make their own food/energy through photosynthesis.
What are producers?
What is one benefit of synthetic materials?
Cheap, can be mass produced, helpful to humans
These are the tiny little plastic pellets that are used to create plastic products?
What are nurdles?
An element's atomic number tells us it has this many of which part
What is a proton?
When solutions separate into distinct layers in a graduated cylinder, you are observing this kind of property, which is known more specifically what?
What is a physical property? What is density?
These are the three main categories of consumers, based on what kind of food or energy the organism consumes (eats).
What are herbivores, carnivores and omnivores.
What is a chemical reaction?
In the film, A Plastic Ocean, they said that THIS will ultimately solve the problem of plastic that was in Manila and eventually across the globe?
What is the behavior of humans?