The first step of the scientific method
What is observation?
The birthplace of all stars
What is nebula
Data tracked during an investigation are recorded
What is data chart
What is constant theory
Narrow tube that gives precise quantitative data
What is a graduated cylinder
Things in an experiment that change
What is a variable
Greek scientist that believed the earth was the center of the solar system
Who are Aristotle and Ptolemy
The graph that shows percentages of a whole
What is pie chart
The universe is in a cycle of expanding and contracting
What is oscillating model theory
a cylinder with a round bottom good for qualitative data
What is a test tube
A statement in an experiment that states if, then, and because.
What is a hypothesis
What are planets
The axis which shows the results of the manipulated factor of an experiment
What is the Y-axis (vertical axis)
The universe began at this time
What is 14 billion years ago
a device used to as a heat source during scientific investigations
What is a hot plate
A factor that the scientist manipulates also found on the x-axis of a graph.
What is an independent variable
The scientist who claimed planets orbit the sun
Who is Copernicus and Galilei
The graph that shows changes over time
What is a line graph
An extremely hot and dense atom that exploding and expanding outward
What the big bang theory
A glass bottle with narrow elongated neck and widened bottom. Can be used for both qualitative and quantitative data
What is a flask
An explanation that justifies why things happen, but hasn't been proven
What is a theory
The driving force behind the origin of our solar system
What is gravity
The best graph for comparing values and determining least from greatest
What is a bar graph
The change in perceived frequency of a wave
What dopple shift
Object used in labs to grow specimen, contains a top and bottom great for observing qualitative data
What is a Petri dish