The temperature at which a substance changes phases from liquid to gas.
What is boiling point?
100
Has both a definite shape and definite volume.
What is a solid?
100
The energy that causes the particles of a substance to move faster.
What is heat energy?
100
Phase from gas to liquid.
A. Vaporazation
B. Vapor Pressure
C. Condensation
What is condensation?
200
What is density?
The objects mass and volume.
200
The temperature at which a solid becomes liquid.
Hint (Think iron)
What is melting point?
200
Has a definite volume but not a definite shape.
What is a liquid?
200
The measure of average energy of motion of all particles in a substance. Hint (mecury)
What is temperature?
200
What is solublity?
The extent in which a solvent will dissolve in a solute.
300
What is mass?
The amount of matter that makes up a substance.
300
Particles move faster and exert pressure.
Hint (relates to water)
What is vapor pressure?
300
Has no definte shape or volume.
What is a gas?
300
Why do you think temperature is the measure of the average energy of motion of all particles within a substance?
A. Heat energy
B. Particles
C. Motion
The answer is particles.
300
What is a solvent?
The substance that does the dissolving.
400
What is mass mesured in?
It is measured in g/kg.
400
At sea level water boils at 100c. On top of Mt. Everest water boils at 71c. Explain the diffrence.
Hint (relates to altiude)
What is the higher you go the lower the air pressure which means it takes less time to boil.
400
An extremely hot electrically charged gas like substance.
What is plasma?
400
Liquid to gas
What is vaporazation?
400
What is the proccess that lets you see your breath?
Condensation
500
Lead has a desnity of 11.3g/cm3.What volume of lead has a mass of 226g. NO CALCULATOR AND USE THE CORRECT LABEL.
The answer is 20g3.
500
If 10kg iron melts at 1538 c, at what temperature will 5kg of iron melt.
A. 500c
B. 1538c
C. 7690
The answer is 1538c.
500
How is sublimation different than vaporization,condensation, and melting?
Sublimation does not include a liquid phase. It goes straight from a solid to a gas.
500
When heated, how fast do particles move?
They move faster.
500
Danny add sugar to a glss of water. He stirs for 3 minutes. At the end of his stirring, there is a small amount of sugar left. no matter how much he stirs, it won't dissolve. How can he dissolve the rest of the sugar