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Basic Chemistry
More Chemistry
Earth History
Evolution
Weather
100
1. What are the three primary states of matter?
What is Solid, Liquid, and Gas
100
Volume is the amount of _______________ an object has.
What is space
100
What evidence within fossils can aide in the theory of Evolution?
What is homologous structures that show they are from a common ancestor.
100
If two organisms look very similar during their early stages, this is evidence that the organisms
What is evolved from a common ancestor
100
What type of evidence exist that demonstrates multiple climate zones around the Earth?
What is the amount of precipitation, and seasons, and temperature
200
2. What are the three parts of an atom?
What is Protons, Neutrons, and Electrons
200
A homogeneous means a mixture _________________________ substance mixed together.
What is the same
200
How can the Law of Superposition help scientists create a geological time scale?
What is by observing how the youngest layer of rock is deposited on top of the older layer of rock.
200
Which term refers to the process by which individuals that are better adapted to their environment are more likely to survive and reproduce?
What is overproduction.
200
One example that best represents how an increasing human population can affect our natural resources.
What is depletion of fossil fuels
300
An element is best defined as:
What is a substance only made up of one type of atom.
300
A physical change is when _____________________during a reaction.
What is a phase change occurs
300
What helps scientists determine if fossils belong to the same geological time frame?
What is position in the rock layer and the patterns or similarities in the structures of the organisms.
300
A trait that helps and an organism survive and reproduce is called an:
What is adaptation
300
The process of photosynthesis allows for plants to contribute to the carbon cycle by doing what with the carbon?
What is plants take in Carbon Dioxide and convert it to food and release Oxygen.
400
The periodic table is a chart of atoms describing the number of:
What is Protons, and in a balanced atom it also represents the number of electrons and neutrons. Except for Hydrogen with no neutrons.
400
The positive particle found in an atom is called the ______________________________
What is the proton
400
A term that refers to a species that no longer has any living members is called a(n) __________________________ species.
What is extinct
400
How does natural selection lead to evolution?
What is helpful traits that accumulate among surviving members of the species
400
The main gas contributing to the greenhouse effect is ________________________________________
What is Carbon Dioxide
500
Density is:
What is Mass divided by volume.
500
The measure of the amount of matter an object contains is called its _______________________
What is mass
500
Most of what scientists know about extinct species is based on remains found in the __________________________.
What is fossil record
500
A ________________________ is a group of similar organisms that can live together and create new offspring.
What is a species
500
Scientists know the Earth’s climate has changed over time due to the:
What is average temperature records