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- 1. Multiple Choice
The movement of particles from an area of higher concentration (more particles) to an area of lower concentration. The particles spread out.
Dissolving
Diffusion
Density
Thermal Expansion
- 2. Multiple Choice
When temperature increases (gets "hotter"), the volume of matter increases (gets bigger).
Dissolving
Compression
Thermal Expansion
Diffusion
- 3. Multiple Choice
All _____ is made of tiny _____, called atoms and molecules.
matter, particles
matter, elements
particles, matter
Matter, mixtures
- 4. Multiple Choice
The _____, of matter are always _____.
speed, constant
particles, moving
volume, consistent
particles, faster
- 5. Multiple Choice
There are always _____ between the particles that make up matter.
movement
spaces
speed
temperature
- 6. Multiple Choice
_____ is directly related to the ______ of the particles that make up matter.
Thermal energy, temperature
Motion, energy
Temperature, speed
Temperature, particles
- 7. Multiple Choice
Matter is anything that has _____ and _____.
mass, volume
mass, weight
volume, weight
mass, length
- 8. Multiple Choice
Volume is how much _____ an object occupies.
matter
space
mass
particles
- 9. Multiple Choice
This picture is an example of...
Compression
Diffusion
Thermal Expansion
Dissolving
- 10. Multiple Choice
When the temperature lowers, the particles in the thermometer demonstrate what property of matter?
Thermal Expansion
Thermal contraction
Diffusion
Dissolving
- 11. Multiple Choice
When thermal energy is added to liquid, the particles
move faster and get farther apart
move faster and get closer together
move slower and move farther apart
move slower and get closer together
- 12. Multiple Choice
When particles in a liquid lose thermal energy, they
move faster and farther apart
move faster and closer together
move slower and farther apart
move slower and closer together
- 13. Multiple Choice
The energy of motion is called
thermal energy
kinetic energy
potential energy
temperature
- 14. Multiple Choice
The average kinetic energy of the particles in an object is called
kinetic energy
heat
thermal energy
temperature
- 15. Multiple Choice
If particles move closer together in a liquid, the volume will get
larger
smaller
stay the same
not enough information
- 16. Multiple Choice
If the particles of a liquid move farther apart, the volume will
get larger
get smaller
stay the same
not enough information
- 17. Multiple Choice
If thermal energy is added to a liquid, which of the following could happen?
particles move farther apart
thermal expansion
the volume of the liquid will increase
all answers are correct
- 18. Multiple Choice
What causes perfume particles to move from an area of many perfume particles, to your nose where there is fewer perfume particles?
diffusion
random movement
thermal energy
kinetic energy
- 19. Multiple Choice
What is this a model of?
density
diffusion
thermal expansion
thermal contraction
- 20. Multiple Choice
A model of a solid particles would be different from a model of gas particles in what way(s)?
more motion lines
less motion lines
particles farther apart
particles closer together
- 21. Multiple Choice
Solids have particles that
move freely
move in random motion
vibrate in place but cannot flow passed each other
Expand more than particles of a liquid or a gas
- 22. Multiple Choice
Diffusion increases when
thermal energy is added to the substance
thermal energy is removed from the substance
particles become larger and move around the substance faster
particles become smaller and move around the substance faster
- 23. Multiple Choice
You can smell brownies baking in the oven due to
thermal expansion
diffusion
thermal contraction
temperature
- 24. Multiple Choice
Adding motion lines to a model represents
faster motion
more motion
more kinetic energy
all options are correct
- 25. Multiple Choice
Temperature measures
the average kinetic energy
the thermal contraction of a liquid
the average potential energy
thermal expansion in a liwuid
- 26. Multiple Choice
What can be said about the model on left compared to the model on the right. Select all that apply.
the hot water has less kinetic energy
the hot water has more kinetic energy
the model on the left shows thermal expansion
the model on the left shows thermal contraction
- 27. Multiple Choice
What can be said about the model on right compared to the model on the left. Select all that apply.
the hot water has less kinetic energy
the hot water has more kinetic energy
the model on the left shows thermal contraction
the model on the right shows thermal contraction
- 28. Multiple Choice
What temperature scale do scientists use worldwide?
fahrenheit
celsius
kelvin
kinetic
- 29. Multiple Choice
Adding heat, or thermal energy, increases
kinetic energy
volume
mass
particle size
- 30. Multiple Choice
Losing heat, or thermal energy, decreases
kinetic energy
volume
mass
particle size
- 31. Multiple Choice
In which ways are solids different than liquids and gases?
Solid particles have more kinetic energy
Solid particles have less kinetic energy
Solid particles do not move
Solid particles move in place but cannot move passed each other
Solid particles can flow passed each other freely
- 32. Multiple Choice
Fill in the blank. Gas particles have more ______________ than solid particles.
volume
kinetic energy
mass
matter
- 33. Multiple Choice
Which of the following increase when you add thermal energy?
rate of diffusion
volume
motion of paricles
kinetic energy
all options are correct
- 34. Multiple Choice
You are more likely to smell something on a hot day due to
random motion
thermal expansion
thermal contraction
diffusion
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