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Questions and Answers
What is the term used by scientists to describe the characteristic that all forms of matter are made up of particles?
What is the term used by scientists to describe the characteristic that all forms of matter are made up of particles?
- Molecular nature of matter
- Particulate nature of matter (correct)
- Atomic nature of matter
- Elemental nature of matter
Which type of matter has neither fixed shapes nor fixed volumes and expands to fill its container?
Which type of matter has neither fixed shapes nor fixed volumes and expands to fill its container?
- Vapor
- Gas (correct)
- Liquid
- Solid
Why is the study of atoms considered fundamental in the study of Chemistry?
Why is the study of atoms considered fundamental in the study of Chemistry?
- Atoms are the only particles with mass
- Different kinds of atoms combine to form various substances (correct)
- Atoms are the only particles with electrical charge
- Atoms are the smallest particles in existence
What physical characteristic distinguishes liquids from solids and gases?
What physical characteristic distinguishes liquids from solids and gases?
During a physical change, what happens to the chemical composition of the substance?
During a physical change, what happens to the chemical composition of the substance?
What determines the volume of gases according to the text?
What determines the volume of gases according to the text?
Which phase of matter is characterized by strong atomic bonding and high viscosity?
Which phase of matter is characterized by strong atomic bonding and high viscosity?
What type of system may consist of a planet or the liquid within a glass?
What type of system may consist of a planet or the liquid within a glass?
In a system, what are the physically distinct and mechanically separable portions called?
In a system, what are the physically distinct and mechanically separable portions called?
What happens when a low-density liquid is subjected to an increase in pressure?
What happens when a low-density liquid is subjected to an increase in pressure?
Which phase of matter has weakly bonded atoms with no long-range periodicity?
Which phase of matter has weakly bonded atoms with no long-range periodicity?
What happens to a solid when there is an increase in temperature?
What happens to a solid when there is an increase in temperature?
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