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Sci Investigations

QuestionAnswer
Steps of Scientific Method: The Question, The Hypothesis The Experiment, The Scientific Paper.
The question: You must ask a question that is well defined, measurable, and controllable.
The hypothesis: You must develop a hypothesis, or a possible explanation to answer your question.
The Experiment: You must set up an experiment to test your hypothesis.
The Scientific Paper: A SCIENTIFIC PAPER usually includes the following parts: a Title, an Abstract, an Introduction, Materials and Methods, a Discussion, a Conclusion, and References.
Variable: Something that changes.
Independent variable: The variable that is varied or manipulated by the researcher.
Dependent variable The response that is measured.
Controlled Variables: Variables that are kept the same.
A compound that releases hydrogen ions in solution a solution with a pH of less than 7. Acid
The smallest unit of most compounds that display all the properties of that compound. Molecule
The attraction between molecules of the same substance Cohesion
The force of attraction between different kinds of molecules Adhesion
A mixture of water and non dissolved material Suspension
All forms of life on earth are connected into a biosphere means living planet. Definition of biosphere.
a substance formed by the chemical combination of two or more elements in definite proportions Compound
A type of bond between atoms in which the electrons are shared Covalent bond.
A type of mixture in which all the components are evenly distributed. Solution
Evidence from many scientific studies may support several related hypotheses in a way that inspires researchers to pro a scientific theory that ties those hypotheses together. Theory
Adenine (A), cytosine (C), and guanine (G) are found in both DNA and RNA. Thymine (T) is only found in DNA, and uracil (U) is only found in RNA. The five nitrogenous bases found in nucleic acids.
DNA contains Deoxyribose.
Protein-containing substances that play a role in the regulation of cellular functions Hormones
A group of atoms that is held together by covalent bonds is known as a: Molecule
Organic macromolecules that are composed of amino acid Proteins
Created by: ckay
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