Nature of Science Vocabulary Grade 5 Unit 1 Fusion Science

investigation (noun) Definition: A procedure that is carried out in order to observe a response caused by a stimulus; not a complete experiment. Synonym: exploration Antonym: neglect Etymology (Word Origin): Latin investigatus

observation (noun) Definition: A record or description using your five senses to collect the information. Synonym: notice Antonym: disregard Etymology (Word Origin): Latin observatio What sense do you rely upon most throughout the day?

inference (noun) Definition: A record or description using your five senses to collect the information. Synonym: assumption Antonym: fact Etymology (Word Origin): Latin inferentia What can you inference can you make from this picture? Click on link https://www.youtube.com/watch?v=fBlR7taW9jk to compare an observation and an inference.

predict (verb) Definition: Declare what will happen in advance on the basis observation, experience, or scientific reasoning. Synonym: foretell Antonym: guess Etymology (Word Origin): Latin praedictus

experiment (noun) Definition: An investigation in which all the conditions are contolled. Synonym: test Antonym: game Etymology (Word Origin): Latin experimentum

classify (verb) Definition: To assign to a category. Synonym: group Antonym: jumble Etymology (Word Origin): Latin classi Can you compare and contrast physical traits of reptiles and mammals?

control group (noun) Definition: The set up of an experiment in which you will compare all the others. Synonym: constant Antonym: change Which side of the picture is the control group? Explain.

variable (noun) Definition: Any condition in an experiment that can be changed. IMPORTANT! There are two types of variables in an experiment. Independent variable: The one thing that is changed. Dependent variable: The one thing that changes as a direct result of the independent variable. Etymology (Word Origin): Latin variabilis Click on link to watch what a video that compares the two. https://www.youtube.com/watch?v=aLesk8fujH8

testable (adjective) Definition: To put to test or proof. Synonym: confirmable Antonym: untestable Etymology (Word Origin): Latin testu

trials (noun) Definition: The act of trying, testing, or putting something to proof. Synonym: test Antonym: n/a Etymology (Word Origin): French triet Why is the number of trials you conduct within an experiment important? Is there a minimum or maximum number you should conduct? Support your answer.

data (noun) Definition: Factual information used as a basis for reasoning, discussion, or calculation. Synonym: information Antonym: n/a Etymology (Word Origin): Latin datum IMPORTANT FACT! Data is a plural word. For example, These data are described more fully in the book.

analyze (verb) Definition: To study and determine the nature of the relationship of the parts. Synonym: break down Antonym: synthesize Etymology (Word Origin): Greek analysis

valid (adjective) Definition: Well-grounded or justifiable; being at once relevant and meaningful. Synonym: reasoned Antonym: unsound Etymology (Word Origin): Latin validus

conclusion (noun) Definition: A reasoned judgment. Synonym: determination, closing point Antonym: beginning Etymology (Word Origin): Latin conclusio Click on link to watch video about the scientific method. http://studyjams.scholastic.com/studyjams/jams/science/scientific-inquiry/scientific- methods.htm