1.2
Controlled Conditions
Biology, geology, and physics
What does natural science include?
What is data?
They made it possible to work with the same quantities of measurement.
Why are standard units used?
A structure of an object or system
What is a model
A testable idea leading to scientific investigation.
What is a hypothesis
Describes what is happening
What is a scientific law?
Scientists use these to organize and record their collected data
What are data tables?
Grams
What is the base unit for mass?
They are used to represent things that are too small or too big.
What are scale models?
A factor that's purposely manipulated.
What is an independent variable?
Describes why something happens
What is a scientific theory?
A line is used to who the trend of data on a graph.
What is a linear relationship?
The gravitational force on an object, that depends on its weight.
What is weight?
A number that shows how many of each atom are in a molecule.
What is a subscript?
A question formed after an observation, that a scientist wants to be answered.
What is a scientific problem?
At a constant temperature, and as pressure on a gas increases, its volume decreases.
What is Boyle's law
Something that shows a general relation between points on a graph.
What is a line of best fit?
Darts are gathered far from the target
What is low accuracy?
Mathematical models can be oversimplified
What are the limitations of mathematical models?
When scientists answer critical questions about their theories.
What is peer review?
Scientists collect evidence from this environment, where conditions can't be controlled.
What is fieldwork?
This shows the length, width, and height
What do three dimensional models include?
0.00175 in scientific notation
What is 1.75 X 10-3
When populations grow at an increasingly faster rate.
What is exponential growth?