Scientific Investigations
Defining a problem
What is the first step in the scientific method?
The variable that changes because of the independent variable
What is a dependent variable
A life size test model
What is a prototype?
Using Math and Models
What is a good skill to have when being an engineer?
The amount space something takes up
What is volume?
Drawing and defending conclusions
What is the last step in the scientific method?
The variable scientists deliberately manipulate
What is an independent variable?
Identifying a need
What is the first step of the EDP?
MP3 players, Computers, phones
What are some examples of complex technology?
The amount of matter in an object
What is mass?
Gathering Data with your five senses.
What is observation?
Scientists journals
Where is the best place to find scientific material ?
Communicating your results
What is the last step of the EDP?
Zipper, catapult, spears, weaving rack
What are some examples of simple technology?
An objects matter divided by its volume
What is the formula to get density?
Information gathered by scientists
What is data?
Commercial pages
Where is the worst place to find scientific material ?
Giving up one advantage for another
What is a trade-off?
To see if the inventions will work
Why do scientists use prototypes?
The amount of gravitational pull on an object
What is weight?
A idea that must be testable
What is a scientific theory?
Government official web pages, academic web pages
What is a good place that you might find for scientific material?
A limitation
What is a constraint?
Collect background information
What do scientists do before they start their project?
The amount of molecules packed in an object
What is density?