Show:
Hydrosphere
Evolution
Chemistry
Cells/Microbes
Infectious Disease
100
Source of energy that drives the water cycle
What is the sun?
100
This is Darwin's theory for how populations change over time.
What is natural selection?
100
families are also called this ____________.
What are groups?
100
He was the first person to use the word "cell" when describing cork.
Who is Robert Hooke?
100
type of microbe that is not living
What is a virus?
200
The amount of water that covers the Earth's surface
What is about 70%?
200
The movement, formation, or re-formation of continents described by the theory of plate tectonics.
What is continental drift?
200
this is the outer shell of an atom
What is a valence shell?
200
This part is the control center for the cell and contains the genetic information.
What is the nucleus?
200
an effective way to prevent infection.
What is don't touch infected items, people, animals or objects.
300
A term that refers to all water systems connecting to each other.
What is the watershed?
300
These are features of an organism that allow the organism to survive better than others that lack these features in a particular environment.
What are adaptations?
300
ductile, malleable, good conductors of heat and electricity, hard and shiny.
What are properties of metals?
300
Passive transport involves substances moving from areas of ______________ concentration, to areas of ________________ concentration.
What is higher concentration to lower concentration?
300
An organism that causes disease.
What is a pathogen?
400
capillary action, surface tension, specific heat, universal solvent and density.
What are the properties of water?
400
For undisturbed layers of rock, this law states that the oldest layers are always found on the bottom.
What is the law of superposition?
400
The modern periodic table is arranged by this.
What is increasing atomic number?
400
four types of microbes
What are bacteria, fungi, virus, protozoa?
400
skin, breathing passages, mouth and stomach.
What are barriers that keep pathogens out?
500
Sources of oxygen for water.
What are algae and the air above the water's surface?
500
The technology used to map the ocean floor
What is sonar?
500
Man-made elements.
What are synthetic elements?
500
These cells have a cell wall and chloroplasts.
What are plant cells?
500
Acquired immunodeficiency syndrome
What is AIDS?