Safety/Equipment
Goggles, Aprons, Gloves
What is PPE?
1st step of the Scientific Method
What is a Question?
Definite shape and volume, non-compressible, no flow, and vibrates
What is a Solid?
Change where the composition of matter changes.
What is a Chemical Change?
Only Significant when there is a decimal present.
What are Trailing Zeros?
I spilled an acid or base on me and need to would use this to rise with plenty of water.
What is a Safety Shower?
The variable that you manipulated.
What is the Independent Variable?
Solid to Gas
What is Sublimation?
Elements and Compounds are both ____.
What are Pure Substances?
Non-Significant Zeros (always)
What are Leading Zeros?
This equipment is less accurate than a graduated cylinder to measure liquid.
What is a Beaker?
State the purpose, variables, and predicted outcome.
What is the Hypothesis?
Liquid to Gas
What is Evaporation / Boiling?
Properties that depend on mass.
What are Extensive Properties?
You must round to the least number of decimal places.
What is Adding / Subtracting?
Equipment used when a chemical has made contact with your eyes.
What is an Eye Wash Station?
The variables that DO NOT change during the second experiment.
What are the Controlled Variables?
No definite shape or volume, no compressibility, flows
What is a Gas?
Examples would be ripping paper or changing phases like melting or freezing.
What are Physical Changes?
You must round to the least number of significant zeros.
What is Multiplication / Division?
The "U" shape that is used to measure the liquid in a graduated cylinder is
What is a Meniscus?
Describes WHY something happens.
What is a Theory?
An example of this matter is Lightning.
What is Plasma?
Evenly Dispersed Mixture. (Example would be Salt Water, or Tea)
What is a Homogeneous Mixture?
1 __ = 10mm
What is a Centimeter?