Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
the process of gathering knowledge about the real world is called
|
science
|
|
answering some questions in science by looking up facts in a magazine is called
|
research
|
|
recycling steel from old cars is an example of how science can
|
save resources
|
|
What is the first step of a scientific investigation?
|
ask a question
|
|
Any use of the senses to gather information is called a(n)
|
observation
|
|
“A propulsion system that works the way a penguin swims will be more efficient than a boat powered by propellers” is an example of a(n)
|
hypothesis
|
|
An experiment that compares the results from a control group with the results from one or more experimental groups is a(n)
|
controlled experiment
|
|
One form in which scientists arrange data to analyze results is a(n)
|
graph/chart
|
|
Pieces of information gained through experimentation are called
|
data
|
|
What are the purposes of models?
|
to help understand our world
|