The interaction between plants, organisms and their environment
What is ECOLOGY
100
This allows us to respond to stimuli.
What is the NERVOUS SYSTEM
100
This tool helps scientists identify things
What is a DICHOTOMOUS KEY
100
Anything that causes an object to move
What is FORCE
100
A built in survival mechanism signaling the body is in danger.
What is FEAR
200
The process by which organisms that are better suited to an environment are better able to survive and have offspring.
What is NATURAL SELECTION
200
This structure sends visual stimuli to the brain.
What is the OPTIC NERVE
200
A sudden change in a gene that usually causes an adverse change in the parent's offspring.
What is MUTATION
200
Forces that oppose motion
What are RESISTANCE FORCES
200
A substance released from a specific area in the body into the bloodstream, which affects the functions of cells elsewhere in the body.
What is a HORMONE
300
Any trait that improves an organisms chance of survival
What is an ADAPTATION
300
This structure allows us to respond to scent molecules given off by all objects.
What are the OLFACTORY CELLS
300
A phenomena caused by an abnormal reaction to the "fight or flight" response that causes a dialation of the blood vessels and results in a rapid decrease in blood pressure
What is FAINTING
300
How much work was done by a "fixed pully" that lifted a pipe 1300 centimeters with a force of 75.50 newtons?
981.50 joules (newton-meters)
300
This chemical released during the fight or flight response causes accelerated respiration, increased awareness, and pupil dialation.
What is ADRENALIN / EPINEPHRINE
400
What do gills in fish, hollow bird bones, and xylem have in common?
There are all INTERNAL ADAPTATIONS
400
This structure is responsible for magnifying sound and also acts as a barrier to foreign agents.
What is the TYMPANIC MEMBRANE or EARDRUM
400
Atomic Mass - Atomic number tells you....
The number of NEUTRONS an element has.
400
The constant value for an object that accelerates due to gravity. Give an example when this constant would be used.
What is 9.8 m/s2. Dropping an object from an elevated position
400
Fear of Heights
What is ACROPHOBIA
500
A theory stating every species evolved from a common ancestry
What is CHARLES DARWIN'S THEORY
500
This allows all living organisms to regulate intense stimuli.
What is HOMEOSTASIS
500
Excess water is absorbed in this part of the digestive tract.
What is the LARGE INTESTINES
500
A pitcher throws a 0.15 kilogram baseball. It accelerating at 5 meters/second. It travels 150 meters before it is caught by the catcher. How much work did the pitcher do when he threw the baseball.
112.5 Joules
500
During the fight or flight response, blood flows from _______ to __________.