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s2w5 Science seeker Phases of matter

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Last updated 5 months ago
13 questions
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Question 1
1.

long video. do you have any questions?

Question 2
2.

categorize the properties

  • gas
  • liquid
  • solid
  • compressible
  • incompressible
Question 3
3.

categorize the properties

  • gas
  • liquid
  • solid
  • Volume changes a lot
  • volume doesn't change (much. heat might make it expand a little)
Question 4
4.

categorize the properties

  • gas
  • liquid
  • solid
  • shape changes easily
  • shape doesn't change that easily
Question 5
5.

categorize the properties

  • gas
  • liquid
  • solid
  • molecules are close together
  • molecules aren't close together
Question 6
6.

categorize the properties

  • gas
  • liquid
  • solid
  • molecules are in a specific structure that doesn't change
  • molecules can move around each other
Question 7
7.

This is probably review: Matter can change from one form to another match the name to the phase change.

Draggable itemarrow_right_altCorresponding Item
Solid to gas
arrow_right_alt
boiling or evaporation
gas to liquid
arrow_right_alt
melting
liquid to gas
arrow_right_alt
freezing
gas to solid
arrow_right_alt
condensation
solid to liquid
arrow_right_alt
deposition (snowing, frost)
liquid to solid
arrow_right_alt
sublimation (dry ice)
Question 8
8.

ok, if you are not 8th grade or honors, you can be done. 8th grade and honors, watch this.
Do. you have any questions?

Question 9
9.

Whether something is a gas, a solid or a liquid depends on the material, the temperature and the pressure. Each material has a different diagram like this that shows what phase something would be at a specific temperature or pressure. where do you think the triple point is on this chart? circle the triple point on the chart.

Question 10
10.
The phase diagram below represents the phase diagram for an unknown substance.
The name of the change of state for this substance if it was cooled from 0° to -50°, staying at the pressure1000 would be _______
The name for the change in state for this substance if it were heated up from -75 ℃ and 150.0 kpa to -40 ℃ and 200 kpa would be called _______. Make sure you match your pressures to pressure on the graph.
Question 11
11.

If you are interested, you can figure out what a supercritical fluid is on your own and come and explain it to me.

Question 12
12.

Do you think you can explain why pressure changes the state of a solid just like temperature?

Question 13
13.

do you think you can explain how a phase diagram works to the class?