Vocabulary
The valid digits in a measurement are called what?
What are significant figures?
The field of science that studies matter and energy.
What is physics?
The base SI unit of temperature.
What is the kelvin?
The apparent shift in position of an object when viewed from different angles.
What is parallax?
The equation of a linear relationship.
What is y=mx+by
A system for treating units as algebraic quantities that can be cancelled is called what?
What is dimensional analysis?
An educated guess about how variables are related.
What is a hypothesis?
The base SI unit of electric current.
What is the ampere?
The degree of exactness of a measurement.
What is precision?
The shape of a graph of a linear relationship.
What is a straight line?
A representation of an idea, event, structure, or object that helps people better understand it.
What is a model?
A description of a rule of nature.
What is a scientific law?
Prefix for 10^{-6}.
What is micro?
The comparison between an unknown quantity and a standard.
What is a measurement?
The equation of an inverse relationship.
What is y=a/x
The factor that depends on the independent variable in an experiment.
What is the dependent variable?
An explanation supported by experimental results.
What is a scientific theory?
Prefix for 10^6.
What is mega?
The degree of possible error in a measurement.
What is the margin of uncertainty?
The equation of a quadratic relationship.
What is y=ax2+bx+c
A relationship where one variable depends on the square of another.
What is a quadratic relationship?
The systematic way to observe, experiment, and analyze the world.
What are the scientific methods?
Prefix for 10^{-12}.
What is pico?
The technique used to assure the accuracy of a measuring instrument.
What is calibration?
If a ball follows the equation d=5t^2, how far will it fall in 2.4 seconds?
What is 28.8 meters?