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- Multiple ChoicePlease save your changes before editing any questions.
What is the boiling point of water
0 C
100 C
273 C
50 C
- Multiple ChoicePlease save your changes before editing any questions.
What is happening at the boiling point?
liquid to gas
solid to liquid
gas to liquid
liquid to solid
- Multiple ChoicePlease save your changes before editing any questions.
What is water's freezing point?
100 C
0 C
32 C
5 C
- Multiple ChoicePlease save your changes before editing any questions.
What is happening at freezing point?
gas to liquid
liquid to solid
solid to liquid
liquid to gas
- Multiple ChoicePlease save your changes before editing any questions.
What is happening at water melting point?
liquid to gas
gas to liquid
solid to liquid
liquid to soild
- Multiple ChoicePlease save your changes before editing any questions.
Do all matter have the same boiling, melting, and freezing points?
Yes
No
- Multiple ChoicePlease save your changes before editing any questions.
Which of this can water be turned into
liquid
solid
gas
all of the above
- Multiple ChoicePlease save your changes before editing any questions.
What causes ice to melt?
evaporation
vapour
heat
transpiration
- Multiple ChoicePlease save your changes before editing any questions.
The process of changing water to ice or liquid is called change of state of matter ?
true
false
- Multiple ChoicePlease save your changes before editing any questions.
The teacher heats a pot of water. Once the water reaches 100°C, which point has the water reached?
Freezing
Boiling
Melting
Evaporation