Show:
Science
Science
Social Studies and Science
Math and Science
RLA and Maybe Some Science
100
If an accident victim is losing blood so rapidly a tournequet is needed, this has most likely been damaged...
What is an artery?
100
These emit carbon dioxide when they are burned to release energy.
What are fossil fuels?
100
Chemical messengers released by glands into the blood that regulate body functions
What are hormones?
100
Each step in a food chain
What is a trophic level
100
in time order
What is chronological?
200
Ermines live in underground burrows. They have dark brown fur in the summer, but white fur in the winter. In which type of land biome would you most likely find ermines?
What is taiga?
200
Wind and solar energy
What are renewable energy sources?
200
This piece of legislation forced credit card companies to provide detailed information about how much interest the consumer would pay if he or she only paid the minimum balance each month.
What is the Credit CARD act?
200
A nonspecific defense against pathogens
What is skin, mucus membranes or inflammation?
200
restating information in one's own words
What is paraphrasing?
300
This biome covers most of the earth's surface.
What is the marine biome?
300
The three main parts of a neuron
What are dendrites, the nucleus, and the axon?
300
The alternative that one gives up when making choices
What is opportunity cost?
300
A system that responds to changes by increasing the change (blood clotting, milk production, fever, the release of hormones during childbirth to increase the rate of contractions and speed up the birthing process)
What is a positive feedback mechanism?
300
producers or self-feeders
What are autotrophs?
400
male and female gametes
What are sperm and egg?
400
These are found in knees and elbows and allow for movement in one direction.
What are hinge joints?
400
This president declared an unconditional war on poverty in his Great Society programs.
Who is President Lyndon B. Johnson?
400
Division by zero, when an expression has no meaning
What is undefined?
400
when excess nutrients in a body of water cause oxygen depletion
What is eutrophication?
500
The recycling systems of an ecosystem
What are biogeochemical cycles?
500
When touching a hot stove for instance, this prevents injury when it would take too long for the brain to process the message from the spinal cord.
What is a reflex response?
500
The main organs of the excretory system
What are kidneys?
500
The square root of two, pi, numbers that cannot be expressed as the ratio of two integers, numbers with decimals that continue forever with no repeating pattern
What are irrational numbers?
500
Tubelike structures that transport water and minerals from the roots to the rest of the plant
What are xylem?