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- Multiple ChoicePlease save your changes before editing any questions.
In a _______ the particles are packed tightly together.
liquid
gas
matter
solid
- Multiple ChoicePlease save your changes before editing any questions.
When matter is in this state, the particles are spread out with a lot of space in between?
solid
liquid
gas
- Multiple ChoicePlease save your changes before editing any questions.
This state of matter has particles are moving the fastest.
solid
liquid
gas
- Multiple ChoicePlease save your changes before editing any questions.
particles have a medium amount of energy, they slide and glide past one another
solid
liquid
gas
- Multiple ChoicePlease save your changes before editing any questions.
In this state of matter, particles vibrate and rotate in a fixed position, and have a low energy
solid
liquid
gas
- Multiple ChoicePlease save your changes before editing any questions.
What letter on the diagram represents a gas?
A
B
C
D
- Multiple ChoicePlease save your changes before editing any questions.
What letter on the diagram represents a solid?
A
B
C
D
- Multiple ChoicePlease save your changes before editing any questions.What change occurs from E to C?sublimationfreezingmeltingboiling
- Multiple ChoicePlease save your changes before editing any questions.What change occurs from C to D?condensationvaporizationmeltingsublimation
- Multiple ChoicePlease save your changes before editing any questions.
Boiling water has a higher temperature than cold water because...
it's molecules are moving MORE
it's molecules are moving LESS
it has more molecules
I don't know
- Multiple ChoicePlease save your changes before editing any questions.Temperature at which ALL molecules stop moving.100ºCAbsolute zero
*they never can stop moving at any temperature
32ºF - Multiple ChoicePlease save your changes before editing any questions.
If we add more air to a tire and there are more collisions with the walls of the tire, what happens to the pressure?
It decreases
It increases
It stays the same
Not enough information was provided.
- PollPlease save your changes before editing any questions.
Which of the following would you most prefer?
Accomplish a difficult task with very detailed instructions on how to complete it.
Accomplish a medium difficulty task with basic directions.
Accomplish a simple task with no directions.
Accomplish nothing at all.
- Multiple ChoicePlease save your changes before editing any questions.
How does heat flow?
block R to block S
block S to block R
heat does not flow between them
- Multiple ChoicePlease save your changes before editing any questions.
Which is true of particles as temperature increases?
The particles move faster.
The particles move slower
The particles are unaffected (same speed)
The particles themselves become smaller.
- Multiple ChoicePlease save your changes before editing any questions.
Which of these is true when a substance is at a phase change? (example: boiling water)
The temperature increases
The temperature decreases
The temperature remains constant
The temperature cannot be determined.
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following will NOT cause pressure to increase?
Adding more particles so there will be more collisions.
Shrinking the size of a container so there will be more collisions.
Decreasing the heat so that the particles will move closer to each other.
Increasing the temperature so the particles will collide more frequently.