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Chapter 7- Solids,Liquid, Gases, others
For Ms.Jessa's Chapter 7
17
Science
8th Grade
11/28/2012

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Cards

Term
Evaporation
Definition
A stage when water turns into gas
Term
Solidification
Definition
A stage when water turns into solid. (ice)
Term
Condensation
Definition
A stage when gas turns into liquid
Term
Melting
Definition
A stage when solid turns into liquid.
Term
Sublimation
Definition
A stage when solid turns into gas.
Term
Deposition
Definition
A stage when gas turns into solid
Term
From left to right, name what the particles are forming.[image]
Definition
Here from left to right, are solid, liquid and gas.
Term
What is the density of Copper?[image]
Definition
8.92g/cm3
Term
What is the density of glycerol?[image]
Definition
1.26g/mL
Term
What is cold?
Definition
Cold is when particles in an object are moving slower than an object thats hot. But really, there isn't a temperature called "cold".
Term
What is Kelvin Zero?
Definition
It is the temperature -273 C, the coldest temperature in our universe. The particles in Kelvin Zero are completely still.
Term
What is more denser, mercury, lead, copper or gold?[image]
Definition
Gold is the most dense.
Term
True or False: Heating an object will make the particles move slower.
Definition
False. Cooling an object will make the particles move slower.
Term
Bouns Point! What is the density of a black hole? (most dense object in the universe)
Definition
INFINITY!g/cm3
Term
What is the least dense? Helium, air, or styrofoam?[image]
Definition
Helium is the least dense.
Term
Bonus Point! What is the most dense man-made object?
Definition
Osmium, 22.59g/cm3
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