Renewable Energy
Electrical energy produced by moving water.
What is hydroelectric energy?
The use of this resource can lead to deforestation.
What is wood?
Something that can be inherited through genetic characteristics... means that everyone is different!
variation/genetic variation
The preserved remains or traces of an organism.
What is a fossil
___________ is the passing down of traits from one generation to the next.
Heredity/Inherit
Converts the sun's energy into electricity.
What are photovoltaic cells? What are solar panels?
The use of this is more widespread because they are more readily available and inexpensive than renewable energy sources.
What are fossil fuels? What is nonrenewable energy?
Organisms often have more ____________ than will survive.
Offspring
Useful fossils that help to tell the relative ages of the rocks around them. Widespread in a short time period
What is an index fossil
Capital letters are always represented by the _____________ allele, not the recessive allele.
Dominant
Energy produced by heat within the Earth.
What is geothermal energy?
Disadvantage of hydroelectric energy.
What is flooding? What is disruption of ecosystems? What is reduced fertility of land?
When organisms try to get their fair share of a limited amount of resources.
Competition
The subdivisions of eras are called ______________ .
Periods
GG, Gg, Gg, gg. Green eyes are dominant to blue eyes. What percent have green eyes? What percent have blue eyes?
75% , 25%
Produced from decomposition of organic waste or trash in a landfill.
What is biomass fuel?
This is a disadvantage of solar energy
An intermittent/inconsistent/undependable energy source.
the vocab word that means change through time. The theory that existing life forms have evolved from earler forms over long periods of time.
What is evolution
Life on Earth first began in the ______________ Period.
Precambrian
A ______________ trait is a trait that is hidden by the dominant gene.
What is recessive
What is active solar heating?
Burning wood contributes to this atmospheric problem.
What is air pollution? What is global warming?
The process whereby organisms that have advantages survive and pass their genes onto their offspring.
What is a natural selection
The method used to determine the absolute age of rocks.
What is a radioactive dating/carbon dating
Complete a Punnett square for someone who is Homozygous for green eyes and someone who has blue eyes. Green is dominant over blue. What is the percentage chance?
What is Gg, Gg, Gg, Gg.
100% Green