IR 1.3-1.5

Observation

• an activity or job
• a topic of discussion or debate
• collecting information about a topic

Data

• when observations are recorded, saved, or written down
• a topic of discussion or debate
• variety

Hypothesis

• life
• a possible answer to a scientific question
• asking questions or investigating

Experiment

• how scientists test hypotheses to find out how something happens
• the way parts are put together
• the factor/condition that is changed in an experiment

Independent Variable

• how scientists test hypotheses to find out how something happens
• the way parts are put together
• the factor/condition that is changed in an experiment

Dependent Variable

• how scientists test hypotheses to find out how something happens
• what the scientist measures as the outcome or result of an experiment
• the factor/condition that is changed in an experiment

Constants

• the factors that do not change in an experiment
• a proposed explanation is a proposed explanation for a wide range of observations, etc.
• periods of ten years

Decades

• the factors that do no change in an experiment
• a proposed explanation is a proposed explanation for a wide range of observations, etc.
• periods of ten years

Microscope

• provides an enlarged image of an object
• a segment of DNA that stores genetic information
• study and manipulation of DNA on a molecular level

Gene

• provides an enlarged image of an object
• a segment of DNA that stores genetic information
• study and manipulation of DNA on a molecular level