Chemistry Chapter 1 fill in's
analytical
Two scientists are trying to determine the exact nature of the chemicals in a lava flow. They are working in the field of ______ chemistry.
inorganic
A chemistry student is studying the formation of quartz crystals. She is studying ______ chemistry.
liquid
A sample of matter can be poured from container to container. It takes the shape of its container but only takes up a certain volume. Based on this information, the sample is in the ______ state.
analytical
A scientist is using mathematical models to to isolate a new chemical process. He is working in the field of ______ chemistry.
physical
A scientist is working to determine the properties and changes of matter and their relation to energy of a newly discovered mineral. She is working in the field of ______ chemistry.
organic
A scientist is working to develop better dating methods for substances that contain carbon. He is working in the field of ______ chemistry.
bio
A team of scientists is working to discover how an enzyme affects blood cells in sheep. They are working in the field of ______ chemistry.
homogeneous
An alloy such as a gold ring is an example of a (n) ______ mixture.
chemical
An apple turning brown after being cut is an example of a ______ change.
chemical
Any substance with a definite composition is a ______.
problem
Applied research is often performed to find the answer to a particular ______.
knowledge
Basic research is performed to increase ______.
heterogenous
Gravel is an example of a (n) ______ mixture.
products
In a bonfire, oxygen allows wood to combust, leaving behind ashes. In this process, oxygen and wood are the reactants, and ashes are the ______.
chemical
Iron and sulfur, when heated, form an iron sulfide that has different properties from either iron or sulfur. The formation of iron sulfide is an example of a ______ change.
gas
Matter that has neither a definite volume nor a definite shape is in the ______ state.
compound
Some iron and sulfur are mixed together , then heated. When the result is cooled, the iron can no longer be separated from the surfer with a magnet. The result of heating the mixture was the formation of a(n) ______.
lives
Technological development is performed to better our ______.
physical
The melting of butter is a ______ change because it doesn't produce any new substances.
reactants
The oxygen in air causes iron to rust. Iron and oxygen are ______ in this process, and rust is the product.
liquid state
The particles of a substance in the ______ are able to slide past each other.
chemistry
The study of matter and changes that occur in matter best describes the science of ______.
elements, compounds
The two types of matter that are pure substances are ______ and ______.
physical
When examining a mineral, hardness and color are two of the properties used for identification. Hardness and color are examples of ______ properties.
