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- 1. Multiple Choice
Which of the following is an assumption of the kinetic-molecular theory of gases?
Collisions between gas particles are inelastic.
Gases consist of closely spaced particles.
Gas particles move around in an orderly manner.
The temperature of a gas depends on the average kinetic energy of the gas particles.
- 2. Multiple Choice
Which states of matter are fluid?
gases and liquids
liquids and solids
gases only
liquids only
- 3. Multiple ChoiceThe movement of gas molecules is greatly affected by _________.the shape of the containersize of the containertemperature of the container
- 4. Multiple ChoiceThe energy of an object as it is in motion is defined asKinetic TheoryKinetic energyPotential energyElectric energy
- 5. Multiple ChoiceGas molecules can easily be compressed because ___________.gas molecules are softgas molecules are far apartgas molecules follow the shape of the container
- 6. Multiple ChoiceThe movement of gas molecules is greatly affected by _________.the shape of the containersize of the containertemperature of the container
- 7. Multiple Choice
The kinetic theory states
Particles won't move if you don't apply energy to it.
Particles only move in liquids and gases.
Particles are always in motion.
At the same temperature the object that has the most mass heats quicker.
- 8. Multiple ChoiceIf you spray air freshener on side of the room, why is there a delay for the smell to reach the other side of the room?
Attractive forces between air and air freshener particlesNot enough air freshener particlesBecause the particles like where they are atCollisions between air and air freshener particles - 9. Multiple ChoiceIf you place a balloon in a freezer what happens to the size of the balloon?Doublesincreasesdecreasesstays still
- 10. Multiple ChoiceIn which state of matter are the particles moving the least randomGasLiquidSolidPlasma
- 11. Multiple ChoiceIn which state of matter are the particles only vibrating?GasLiquidSolidPlasma
- 12. Multiple Choice
Gases do not move in straight lineMost of the volume of gas is empty spaceGas particles are not in constant random motionGas particles attract each other - 13. Multiple Choice3. Identify the states of matter where Brownian Motion can occur.a) Solid, liquid, gasb) Liquid, gasc) Solid, gasd) Solid, liquid
- 14. Multiple Choice4. What is the major problem with trying to observe Brownian Motion?a) Molecules are moving too fastb) Molecules are moving too slowc) Molecules are too big to observed) Molecules are too small to observe
- 15. Multiple Choice8. Which keyword describes when particles move from high to low concentration?a) Smellb) Volatilec) Diffusiond) Brownian Motion
- 16. Multiple Choice9. How does the rate of diffusion change with an increase in temperature?a) Fasterb) Slowerc) Unaffectedd) Impossible to tell
- 17. Multiple ChoiceThe slower the particles in a substance move,the colder it is.the warmer it is.the more energy it has.the less energy it has.
- 18. Multiple ChoiceWhich is NOT an assumption made by the kinetic molecular theory of gases?Gas particles are small and take up little volumeParticles travel in constant, random, straight-line motion until collidingWhen particles collide, their total kinetic energy is decreasedParticles do not attract or repel each other
- 19. Multiple ChoiceWhich is NOT an assumption made by the kinetic molecular theory of gases?Gas particles are small and take up little volumeParticles travel in constant, random, straight-line motion until collidingWhen particles collide, their total kinetic energy is decreasedParticles do not attract or repel each other
- 20. Multiple Choice
According to the Kinetic Molecular Theory (KMT), particles in liquids exhibit which type of motion.
Translational and vibrational
Vibrational and rotational
Rotational, vibrational and translational
Rotational only
- 21. Multiple Choice
According to the Kinetic Molecular Theory, particles in solids exhibit this type of motion,
Vibrational
Translational and vibrational only
Vibrational and rotational only
Rotational, vibrational and translational
- 22. Multiple Choice
According to the KMT, gases have the
Strongest intermolecular strength of attraction
Weakest intermolecular strength of attraction
Intermediate intermolecular strength of attraction
Same as liquids
- 23. Multiple Choice
According to the KMT, solids have the,
least organized entities
an intermediate level of organisation
the most highly organised entities
Same as liquids
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