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Particle Theory
Mixtures
Solutions
Mystery
Scientific Method
100
According to the particle theory all matter is made up of these.
What are particles?
100
When the individual particles in a substance are visible.
What is a mechanichal mixture?
100
Sugar is ____________ in water.
What is soluble?
100
Particles are in constant ___________________.
What is motion?
100
The first step in the scientific method.
What is the investigative question?
200
The second main statement of the particle theory.
What is that each pure substance has its own unique particles that are all identical to one another but different from those of any other substance.
200
The difference between a mixture and a solution.
What is the individual parts are uniform throughout in a solution and visible in a mixture.
200
A solution with very little solute is _______________.
What is dilute?
200
Why table knives have round ends.
What is so people will not pick their teeth or use them as weapons?
200
A good hypothesis includes these two elements.
What are cause and effect?
300
According to this theory the particles in a gas behave this way.
What is taking up as much space as possible.
300
The reason a solution does not form when oil and vinnegar are mixed.
What is the particles of each pure substance are more attrated to themselves than to the other particles.
300
The difference between a saturated solution and a concentrated solution.
What is saturated can not take any more solute whereas concentrated has a lot but could take more?
300
How large the eyes of a giant quid are.
What is the size of a large pizza?
300
The independant variable.
What is the factor we change on purpose?
400
This part of the theory explains why sugar dissolves in water.
What is the attraction between the water particles and sugar particles is greater than the attraction among the sugar particles?
400
hand lotion, perfume, dish detergent
What are homogeneous solutions?
400
The number one way to speed up the rate of dissolving.
What is agitation?
400
Ketchup is ___________________.
What is heterogeneous?
400
A good conclusion does this.
What is answers the investigative question and offers an explanation as to why we received the results we did.
500
This part of the theory explains why solubility of some substances increases when temperature is increased.
What is when temperature increases the particles move more quickly and make room for more solute.
500
ketchup & concrete
What are heterogeneous mixtures?
500
Water is the universal___________.
What is solvent?
500
Silva is latin for this.
What is forestry?
500
Three variables that affect the growth of a plant.
What are: amount of sunlight, type of soil, fertilizer, type of soil, size of pot, type of plant....