PHYSICAL SCIENCE CHAPTER 3 VOCAB EXAM QUESTIONS

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PHYSICAL SCIENCE CHAPTER 3 VOCAB EXAM QUESTIONS

Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -19 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Solid

Answer:

A form of matter that has a definite shape and volume

Question 2: Gas

Answer:

A state of matter with no definite shape or volume

Question 3: heat of vaporization

Answer:

The amount of energy required for the liquid at its boiling point to become a gas

Question 4: Vaporization

Answer:

The change of state from a liquid to a gas

Question 5: Deposition

Answer:

Process in which sediment is laid down in new locations.

Question 6: Condensation

Answer:

The change of state from a gas to a liquid

Question 7: Endothermic

Answer:

(of a chemical reaction or compound) occurring or formed with absorption of heat

Question 8: absolute zero

Answer:

The temperature at which no more energy can be removed from matter(0 Kelvin)

Question 9: vapor pressure

Answer:

the pressure exerted by a vapor over a liquid in a closed container

Question 10: Liquid

Answer:

A state of matter that has no definite shape but has a definite volume.

Question 11: kinetic energy

Answer:

energy of motion

Question 12: phase change

Answer:

a change from one state (solid or liquid or gas) to another without a change in chemical composition

Question 13: preasure

Answer:

The result of force distributed to an area

Question 14: Evaporation

Answer:

The change of a substance from a liquid to a gas

Question 15: Exothermic

Answer:

Chemical Reaction in which energy is primarily given off in the form of heat (Releases Heat)

Question 16: Boyce's law

Answer:

A principle that describes the relationship between the pressure and volume of a gas at constant temperature

Question 17: Sublimation

Answer:

A change directly from the solid to the gaseous state without becoming liquid

Question 18: heat of fusion

Answer:

Amount of energy required to change a substance from the solid phase to the liquid phase.

Question 19: Charles's Law

Answer:

A principle that describes the relationship between the temperature and volume of a gas at constant pressure