Uncertainty in Data
A measured value is to an accepted value.
What is Accuracy?
A physical property of matter and is defined as the amount of mass per unit volume.
What is Density
A testable explanation of a situation or phenomena
What is a hypothesis?
the variable that a scientist deliberately changes during an experiment
what is an independent variable
How close a series of measured value is to an accepted value.
What is Precision?
A ratio of equivalent values having different units.
What is a Conversion Factor
An explanation of a natural phenomenon based on many observations and investigations over time
What is a theory?
the dependent variable decreases as the independent variable increases
what does a negative slope indicate
0.000456 has ___ Sig Figs.
What is 3?
Two quantities that are measured in delivered units are volume (cm3) and Density (g/cm3).
What is a Delivered Unit
Relationship in nature that is supported by many experiments
What is scientific law?
chemicals that interact with receptors on nerve cells to reduce pain
what are opioids
A visible display of data.
What is data?
A point where all particles are at their lowest possible energy state.
What is Kelvin
To solve a specific problem
What is applied research?
the compound formula of C2H3Cl3
what is methyl chloroform
The difference between an experimental value and an accepted value.
What is Error?
A defined unit in a system of measurement that is based on a object or event in the physical world.
What is a Base Unit
Gain knowledge for the sake of knowledge itself
What is pure research?
the slope of the line represents the material's density
what happens when the mass of a material is plotted against its volume