Science Vocabulary For Test

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For mrs.Michels class, and anyone who hasn't taken the test yet.

conclusion

A decision based on observations and analysis of data in an experiment

Life Science

The study of Living things and how they interact with things around them. (Traditional)

Scientific Method

State the problem or question. Propose an explanation, also known as a hypothesis. Collect evidence (conduct an experiment). Analyze data. Draw conclusions and, if necessary, revise and repeat the experiment

Pellagra

A disease that caused rashes and mental insanity in individuals who were lacking a specific B-vitamin in their diet. Dr. Goldberger discovered that people who ate primarily corn were getting the disease.

Analyze

To examine, closely study, and evaluate in order to better understand data.

Ethics

The study of right and wrong in people's behavior/conduct

Inference

Logical conclusions based on factual knowledge or evidence. ("Seeing the smoke rising behind the homes but not actually seeing the fire, she inferred the homes were ablaze.")

Observation

The viewing and recording of data.

Trade-off

An exchange of one thing in return for another, giving up one benefit or advantage for another regarded as more desirable; an exchange that occurs as a compromise; ("I faced a tradeoff between eating and buying my medicine".)Evidence The available facts, data, and/or observations which support a theory or conclusion. The Answer is NOT plural

Deficiency

A lack of something. ("Pellagra patients had a vitamin deficiency, meaning they did not have enough vitamin-B3 in their diet.")

Clinical Trials

Tests done by volunteers to determine if a products such as medicines should be made available to the public.

Experiment

The act of conducting a controlled test or investigation.

Informed Consent

The volunteers in a clinical trial sign this form that states that they have been told (informed) about the risks and that they agree (consent) to participate in the trial.

Control

A standard of comparison for checking or verifying the results of an experiment.

Control Group

In an experiment or trial, a group that does not receive the new treatment and is used as a standard of comparison in a control experiment.

Placebo

An inactive substance or preparation used as a control in an experiment or test to determine the effectiveness of a medicinal drug; (placebos are used when testing on people in an attempt to make the results more objective and control opinions and feelings)

FDA

Food and Drug Administration. The agency that is responsible for determining of a food or drug is safe and effective enough to be sold to the public.

Variable

Subject to change; a quantity able to assume different numerical values; in an experiment, it is the value that is changed or controlled in order to isolate and identify what is causing the observed effect.

Nervous System

Includes you brain, spinal cord, and nerves. This system receives information from the outside and inside word and directs the way in which your body will respond to the information.

Touch Receptors

The nerve endings that detect pressure on your skin

Hypothesis

An explanation for an observation or scientific problem that can be tested by further investigation.

Sample Size

The number of items in a sample; in general, a larger sample size yields better statistical information than a smaller sample size; large sample size can decrease the effect of random variation and make trends and predictions more accurate.

Quantitative Data

Data represented as numerical figures that can be expressed in numerical terms, counted, or compared on a scale; for example, the number of 911 calls received in a month.

Qualitative Data

Information that is difficult to measure, count, or express in numerical terms; used in research involving detailed, verbal descriptions of characteristics, cases, and settings; typically uses observation, interviewing, and document review to collect dat

Range

A set of values. ("The normal pulse range of adult is 60-80 beats per minute")

NIH

National Institute of Health is an organization that provides money for science research.

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