Reading...
Play button
Play button
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;
37 Cards in this Set
- Front
- Back
|
Infer
|
to come to a conclusion based on observations
|
|
|
Scientific Method
|
A self-correcting process for finding answers to scientific questions
|
|
|
Variable
|
Something that changes in an experiment
|
|
|
Control
|
The part of an experiment that DOES NOT contain the independent variable, and is used to compare with the part of the experiment that DOES contain the independent variable.
|
|
|
Constant
|
Factors in an experiment that are kept the same.
|
|
|
Independent Variable
|
The one factor the experimenter changes to see if it causes a change in the results of the experiment.
|
|
|
Prefix “k”
|
Means “kilo” – multiplies the basic unit by 1,000
|
|
|
Dependent Variable
|
The factor or effect that the experimenter is measuring as s/he manipulates the independent variable
|
|
|
Observations
|
Information that is gathered by using the five senses
|
|
|
Hypothesis
|
A prediction that can be tested
|
|
|
Experiment
|
A carefully designed test that is used to verify or reject a hypothesis
|
|
|
Procedure
|
The step-by-step plan for carrying out an experiment
|
|
|
Data
|
Factual information, mainly expressed in numbers
|
|
|
Research
|
Collecting information about a particular subject
|
|
|
Materials
|
The supplies needed to conduct an experiment
|
|
|
Results
|
The outcome of the experiment
|
|
|
Conclusion
|
A brief statement about the experiment’s outcome, and whether or not the hypothesis was correct
|
|
|
Analyze
|
To examine or study something closely to understand what it is and what it means
|
|
|
Inference
|
An explanation based on observations
|
|
|
Theory
|
Idea in science with at least some evidence or observations supporting it
|
|
|
Qualitative Observation
|
An observation that involves general descriptions (qualities) but not measurement or counting
|
|
|
Quantitative Observation
|
An observation that is based on measurement (quantities); it gives us more precise information
|
|
|
Placebo Effect
|
A positive response in a subject that is attributed to the power of suggestion.
|
|
|
Metric System
|
Also known as the SI system or International System of Units - the system of measurement that is used most throughout the world.
|
|
|
Meter
|
The basic SI unit to measure length, comparable to 39.37 inches
|
|
|
Gram
|
The basic SI unit to measure mass, comparable to .035 ounces.
|
|
|
Liter
|
The basic SI unit to measure volume, comparable to 1.057 quarts.
|
|
|
Prefix H
|
Means “hecto”; multiplies the basic unit by 100
|
|
|
Prefix da
|
Means “deka” – multiplies the basic unit by 10
|
|
|
Prefix d
|
Means “deci” – 1/10th of the basic unit
|
|
|
Prefix c
|
Means “centi” – 1/100th of the basic unit
|
|
|
Prefix m
|
Means “milli” – 1/1000th of the basic unit
|
|
|
Model
|
An idea, structure or system that can be used to represent something you are trying to explain.
|
|
|
Lab Notebook
|
Where a researcher records everything that s/he does and read about while researching a problem or topic.
|
|
|
Celsius
|
The SI measurement system for temperature
|
|
|
Trial
|
One complete run-through of an experimental procedure.
|
|
|
Sample size
|
The number of units being studied in one trial of an experiment.
|
