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5th grade science

TermDefinition
Acceleration The rate at which velocity is changing. The change may involve an increase or decrease in speed and/or a change in direction. The change may be positive or negative.
Allele Any of two or more alternate forms of a gene that an organism may have for a particular trait.
Amplitude The maximum absolute variation of any periodic function (e.g., a wave).
Astronomical unit A unit used to measure distances in the Solar System equal to the average distance between the Sun and Earth, approximately 150 million kilometers, and abbreviated AU
Autotroph An organism that can produce food from inorganic materials (e.g., carbon dioxide, sunlight, water).
Binary fission An asexual reproductive process in which a single cell divides into two cells
Binomial nomenclature A system used to name organisms using two words: the genus name and the species name.
Boiling point The temperature at which a liquid changes to a gas. The boiling point of water at sea level is 100°C (212°F).
Budding An asexual reproductive process in which an outgrowth of a parent organism detaches and forms a new individual of the same species.
Chemical properties Characteristics of substances that describe their composition, reactivity, and how the substance changes into different substances.
Dominant The form of a trait that is expressed or shown when the combination of alleles for this trait is heterozygous.
Dwarf planet A celestial body similar to a planet but orbiting in a zone that has many other objects in it (e.g., Ceres, Pluto).
Created by: andrea.nelson
 

 



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