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Semester Test Review

use these to review for your semester exam

The _______ is Earth's satellite moon
The _______ is Sun's satellite Earth (or any other planet)
The _____ ______ is the longest day of the year. Summer Solstice
The _____ _____ is the shortest day of the year. Winter Solstice
March 21 and September 21 are called ___________, when day and night are equal. equinoxes
_______________ is the term used to describe when the moon is getting bigger. waxing
_______________ is the term used to describe when the moon is getting smaller. waning
________ reproduction provides genetic variability. Sexual
________ reproduction provides offspring that are genetic clones of their parent. Asexual
Inherited characteristics of an organism are called ________. traits
The scientist that determined the basic laws of genetics. Gregor Mendel
A permanent change in a chromosome or gene; can be helpful or harmful. Mutation
Differences in inherited traits or behaviors among members of the same species. Variations
Darwin’s theory that suggests that organisms better adapted to their environment are more likely to survive and reproduce. Natural Selection
change in a hereditary feature of a population of organisms over time. Evolution
Variations that help organisms survive in their environments. Adaptations
To diagram the possible combinations of gene pairs you could use a ___ ___. Punnett Square
A diagram that is used to trace the existence of a trait among generations. pedigree
A trait that covers up another. dominant
The daily rise and fall in sea level caused by the interaction of gravity in the Earth-Moon system. tides
Meteoroid that enters Earth’s atmosphere. Meteor
Meteor that hits the Earth’s surface. meteorite
The distance light travels in one year. light-year
The large cloud of gas and dust, in which a star forms. nebula
Large chunk of ice, dust, gases, and rock fragments that orbits the sun. comet
Chunks of rock mostly found in a belt between Mars and Jupiter. Asteroid
This shows the relationship between a star’s luminosity and it’s temperature. H-R Diagram
Body parts of different organisms that are similar in origin and structure. Homologous structures
The group of mammals that includes monkeys, apes, and humans. primates
When is a variation an adaptation? when it is helpful
A solar eclipse can only occur at _____ moon. new
A lunar eclipse can only occur at _____ moon. full
The ____ of Earth's axis is the main cause for the seasons. tilt
Created by: stilesr