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Chemistry
8th -
12thgrade
KMT kinetic molecular theory states of matter
29 questions
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- 1. Multiple ChoiceA gashas a definite shape but no definite volumehas a definite volume but no definite shapehas fast-moving particles
- 2. Multiple ChoiceWhich state of matter has tightly packed molecules?solidliquidgas
- 3. Multiple ChoiceWhich state of matter has a definite shape?solidliquidgas
- 4. Multiple ChoiceDefine a liquid.Indefinite shape, indefinite volumeDefinite shape, definite volumeFound in starsDefinite volume, indefinite shape
- 5. Multiple ChoiceParticles of a liquidare tightly packed together and stay in a fixed position.have no viscosity.decrease in volume with increasing temperature.are free to move around one another but still touch.
- 6. Multiple Choice
Which usually has a greater distance between particles?
Solid
Liquid
- 7. Multiple Choice
Particles of a liquid
are tightly packed together and stay in a fixed position.
vibrate in fixed positions
decrease in volume with increasing temperature.
can slip past one another but still touch.
- 8. Multiple ChoiceWhen the temperature of matter decreases the particles ...speed up and move farther apartspeed up and move closer togetherslow down and move farther apartslow down and move closer together
- 9. Multiple ChoiceIf the tops were removed from the cylinders, the following would happen:The solid would fly out of the containerThe liquid would fly out of the container.The gas would fly out of the container.They ALL would fly out of the container.
- 10. Multiple ChoiceWhat does this picture represent?solidliquidgasplasma
- 11. Multiple ChoiceGas molecules can easily be compressed because ___________.gas molecules are softgas molecules are far apartgas molecules follow the shape of the container
- 12. Multiple Choice
Which of the following are assumptions of kinetic molecular theory?
Gases contain large numbers of tiny particles which are far apart.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 13. Multiple Choice
Which is NOT an assumption of kinetic molecular theory?
Gases have indefinite shape and indefinite volume.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 14. Multiple Choice
Which of the following assumption(s) of kinetic molecular theory explain why gases have low density?
Gases contain large numbers of tiny particles which are far apart.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 15. Multiple Choice
Which of the following assumption(s) of kinetic molecular theory explain why gases are compressible?
Gases contain large numbers of tiny particles which are far apart. from each other.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 16. Multiple Choice
Which of the following assumption(s) of kinetic molecular theory explain why gases have the ability to diffuse?
Gases contain large numbers of tiny particles which are far apart. from each other.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 17. Multiple Choice
Which of the following assumptions of kinetic molecular theory best explains why gases have the ability to expand?
Gases contain large numbers of tiny particles which are far apart. from each other.
Collisions of particles with each other or the walls of the container are elastic.
Gas particles are in constant, rapid, random motion.
There are no attractive forces between gas particles.
The temperature of a gas depends on the average kinetic energy of the particles.
- 18. Multiple Choice
Attractive forces are too weak to hold the particles of a gas in a rigid structure, therefore a gas has the ability to flow (fluidity).
True
False
- 19. Multiple Choice
Why do liquids have relatively high density?
Because there are no attractive forces between particles.
Because the particles are relatively close together.
Because the particles can slide past one another.
Because there are large distances between particles
- 20. Multiple Choice
Why are liquids relatively incompressible?
Because there are no attractive forces between particles.
Because the particles are relatively close together.
Because the particles can slide past one another.
Because there are large distances between particles
- 21. Multiple Choice
Why do liquids have the ability to diffuse?
Because there are no attractive forces between particles.
Because the particles are relatively close together.
Because the particles can slide past one another.
Because there are large distances between particles
- 22. Multiple Choice
Why do liquids have the ability to evaporate?
Because there are no attractive forces between particles.
Because the particles are relatively close together.
Because the particles can slide past one another.
Because there are large distances between particles
Because some particles have enough energy to escape into the gas state.
- 23. Multiple Choice
Why do solids have a definite shape and volume?
Because there are no attractive forces between particles.
Because the average kinetic energy of the particles is low.
Because the particles can slide past one another.
Because there are large distances between particles
Because the particles are fixed in their positions and close together.
- 24. Multiple Choice
Why do solids have a low rate of diffusion?
Because there are no attractive forces between particles.
Because the average kinetic energy of the particles is low.
Because the particles can slide past one another.
Because there are large distances between particles
Because the particles are fixed in their positions and close together.
- 25. Multiple Choice
Why do solids have high density?
Because there are no attractive forces between particles.
Because the average kinetic energy of the particles is low.
Because the particles can slide past one another.
Because there are large distances between particles
Because the particles are fixed in their positions and close together.
- 26. Multiple Choice
Why are solids incompressible?
Because there are no attractive forces between particles.
Because the average kinetic energy of the particles is low.
Because the particles can slide past one another.
Because there are large distances between particles
Because the particles are fixed in their positions and close together.
- 27. Multiple Choice
Which state of matter has the particles that are greater than 10x the diameter of a particle apart?
Solid
Liquid
Gas
All of them
- 28. Multiple Choice
Which state(s) of matter has particles that translate, rotate, and vibrate
Solid
Liquid
Gas
- 29. Multiple Choice
Which of the following changes require heat to be removed? (may be more than one answer)
Solid - liquid
Liquid - solid
gas - liquid
liquid - gas
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