Experimental Science/Measuring Matter
What is origins science?
Questions about things that happened in the past and cannot be observed, experiments cannot be done to explore answers
Which state of matter has the fastest moving particles?
Gas
What does density measure?
How much of something there is within a certain volume
How are suspensions different than solutions?
Suspensions will separate over time while solutions will typically stay mixed
What is an example of a flavor enhancer?
MSG, salt
Give an example of operational science
Measuring how strong gravity is, how large something is, comparing density of objects...
What is sublimation?
Which will float in water: oil or alcohol?
Oil
Will a cold liquid be able to dissolve more or fewer solids?
Fewer!
What is one way you might separate mixtures in a solution?
Chromatography, centrifuge, distillation, etc
Which term describes how much space something occupies?
Volume
Which states of matter take on the shape of their container?
Gas and liquid
What is viscosity?
The thickness or "stickiness" of a liquid
Will a cold liquid be able to dissolve more or less gas?
Less!
What is a native mineral?
A mineral that only has one kind of element
What would you use a balance to measure?
Mass
Why are solids not easily compressed?
Solid molecules/atoms are very very close together so they cannot easily be pushed closer together
Compound, Mixture, or Element:
Water
Compound
What is the purpose of a can or tightly closed lid for soda?
To maintain pressure and keep the carbon dioxide gas dissolved in the liquid soda
How are chocolate and vanilla similar?
Both are natural flavors and may be fermented to be used
What is the definition of weight?
How strong the pull of gravity is on something
What is the name of the phase change for a liquid becoming a solid?
Freezing
Physical or Chemical Change:
Formation of rust on metal
Chemical
Temperature, surface area...
What's the best part of Christmas?
Remembering Christ's birth, family time, fellowship