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Questions and Answers
Which physical state of matter has particles that are tightly packed in a highly ordered system?
Which physical state of matter has particles that are tightly packed in a highly ordered system?
- Plasma
- Gas
- Solid (correct)
- Liquid
What characteristic distinguishes gases from solids and liquids?
What characteristic distinguishes gases from solids and liquids?
- Gases are highly compressible. (correct)
- Gases have a definite volume.
- Gases have high density.
- Gases have a definite shape.
Which statement is true regarding the motion of particles in liquids?
Which statement is true regarding the motion of particles in liquids?
- They are moderately ordered with some interaction. (correct)
- They are tightly packed and do not flow.
- They are completely disordered.
- They are relatively far apart and independent.
How do solids generally respond to an increase in temperature?
How do solids generally respond to an increase in temperature?
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Which of the following statements about liquids is incorrect?
Which of the following statements about liquids is incorrect?
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Study Notes
Matter
- Matter is anything that has mass and occupies space.
Physical States of Matter
Solids
- Solids have a definite shape and volume.
- Solids do not flow.
- Particles in solids are closely packed and highly ordered.
- Particles in solids have restricted motion.
- Solids are generally incompressible.
- Most solids expand slightly when heated.
- Solids can exhibit high or low density.
Liquids
- Liquids have no definite shape, but they do have a definite volume.
- Liquids flow.
- Particles in liquids are relatively close to one another and moderately ordered.
- Liquids are incompressible.
- Liquids expand slightly when heated.
- Liquids can exhibit high or low density.
Gases
- Gases have no definite shape or volume.
- Gases flow.
- Particles in gases are independent and relatively far apart.
- Gases have low density.
- Gases are highly compressible.
- Gases expand greatly when heated.
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