Show:
Phases of Matter
Heat and Phase Changes
Melting and Boiling Points
Volume, Mass and Density
Solubility
100
The four states of matter are ________.
What are solid, liquid, gas and plasma?
100
What is the processs of a solid directly into gas?
What is sublimation?
100
The temperature at which a solid becomes a liquid is _____.
What is melting point?
100
What is the amount of space a substance occupies?
What is volume?
100
What is the ability of a substance to be disvolved?
What is solubility?
200
The process of matter that changes from one phase to another is called _________.
What is physical change?
200
The energy that causes the particles of a substance to move faster is called ________.
What is heat energy?
200
When heat energy is put into a liquid, and the particles move faster and faster, what pressure does it exert?
What is vapor pressure?
200
The amoun of matter that makes up a substance is called _______.
What is matter?
200
What is the difference between solute and solvent?
What is solute is the substance that is being dissolved and the solvent is the substance that does the dissolving?
300
99% of matter in the universe is _______.
What is plasma?
300
The attraction between the particles are much greater and vibrate faster in a _______. (What state?)
What is a solid?
300
What process lets you see your breath when it is cold outside?
What is condensation?
300
What is the formula to find mass?
What is mass equals density times volume?
300
What is a common example of the universal solvent?
What is water?
400
What is an example of a physical change with water?
What is when an ice cube melts into liquid water?
400
Suppose you inflate a balloon at room temperature, put the balloon into the freezer, then come back an hour later. What will the balloon look like?
What is the surface of the balloon will become more brittle and the balloon will also deflate?
400
The stronger the attraction between particles, the higher the ________.
What is boiling point?
400
How should density be displayed?
What is g/mL, g/cm3, kg/L, or kg/m3?
400
If you add .001 grams of salt in a solution of salt water containing 100 grams of liquid water at 0 degrees celsius with 35.7 grams of salt completely dissovled, what will happen?
What is .001 grams of salt will not dissolve.
500
What makes the phases of matter different?
What is a solid has a definite shape and volume; liquid has a definite volume but no definite shape and gas has neither a definite shape nor volume? Plasma, the fourth state, is extremely hot and electrically charged.
500
Why do you think temperature is the measure of the "average" energy of all the particles within a substance?
What is the different areas of a substance radiate more or less heat energy?
500
At what point does 5 kg of iron melt if 10kg of iron melts at 1,538 degree Celsius?
What is the 5 kg of iron will also melt at 1,538 degrees Celsius? (Just a shorter time)
500
The formula for density mass divided by volume. Calculate the volume of lead if its mass is 226 g and its density is 11.3 g/cm3? A. .05 cm3 B. 10 cm3 C. 20 cm3 D. 47 cm3
What is C. 20 cm3?
500
In usual cases, what happens to a solute in a solvent dissolving when the temperature is raised?
What is the solute will dissolve faster.