Vocbulary Flashcards
Inference
A logical interpretation based in a prior knowledge and experience
Science
Is an organized way of gathering and analyzing evidence about the natural world
Hypothesis
A possible explanations for set of observations or possible scientific questions
Controlled experiment
An which only one variable is changed
Independent variable
Factors in controlled experiments that is constantly changing
Dependent variable
A variable that is observed and is changing in response to the dependent variable -responded variable
Observation various influence
Groups in experiment that are exposed to the same conditions in an independent experiment
Hypothesis
A possible explanation for a set of observations or possible answer to a scientific question
Creativity
Leads to new questions
Isotopes
One of several forms a single element, which contains the same number of protons in different numbers of neutrons
Nucleus
The center of an atom, contains protons and neutrons in cell structure
Electron
Negative charge particles that are located outside the nucleus
Componds
Substance formed by a chemical combination, two or more elements in definite proportions
Chemical bonds
Ionic and convent
Adhesion
Force of attraction between two different kinds of molecules
Cohesion
Attraction between two same kind molecule