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100
Which question about the Allegheny River can best be answered through scientific inquiry? A. How many species of fishes are present in this river? B. Will this river be a fun place to visit? C. Will fishing be a popular sport on this river in five years? D. How much money should be spent to manage this river?
What is "A. How many species of fishes are present in this river?"
100
Which of the following describes one way scientists use seismographs? A. to view distant stars and planets B. to measure the masses of objects C. to help record atmospheric temperature changes D. to help determine the composition of Earth's interior
What is "D. to help determine the composition of Earth's interior"
100
When a desert lizard is on hot sand, nerves in its foot sends a message to the brain.. What is the message sent to the brain called? A. input B. output C. process D. feedback
What is "A. input"?
100
It is the gene that masks a recessive gene
What is a "dominant gene"?
100
This has the greatest impact on Earth's living environments
What is "the Sun"?
200
Which statement explains a long-term health effect of vaccinating people for a disease like influenza or malaria? A. The disease would be completely eliminated. B. The risk of contracting the disease would be reduced. C. Body cells would mutate to produce a new disease strain. D. Vaccinated individuals would become carriers of the disease.
What is "B. The risk of contracting the disease would be reduced"
200
Which planet has the greatest role in changing the direction of a comet’s path? A. Earth, because of its atmosphere of nitrogen and carbon dioxide B. Mars, because of its position near the asteroid belt C. Jupiter, because of its strong gravitational force D. Saturn, because of its significant ring structure
What is "C. Jupiter, because of its strong gravitational force"?
200
A relationship in which one organism benefits and the other organism neither benefits or is harmed.
What is "commensalism"?
200
Measures pressure changes in the air
What is a "barometer"?
200
The initial reading of a substance in a graduated cylinder is 10L. A 5 g rock is placed in a graduated cylinder, and it moves up to 60 L. Calculate the density of the rock.
What is "0.1 g/L"?
300
The variable in an experiment that a scientist can manipulate
What is an "independent variable"?
300
Which part of a farm system is directly improved by the use of fossil-fuel-based fertilizers? A. air quality B. water purity C. soil temperature D. nutrients and minerals
What is "D. nutrients and minerals"?
300
Represents the basic unit of heredity in living organisms
What is a "gene"?
300
A physical process in which water turns into a liquid from a gas
What is "condensation"?
300
Identify the product in the chemical equation: C + O2--> CO2
What is "CO2"?
400
The number of flowers on different breeds of bushes is recorded every week for two months. Identify the dependent variable and independent variable.
What is "IV-different breed of bushes" and "DV-number of flowers"?
400
A nonrenewable source
What is "natural gas"? (or petroleum or coal)
400
Organize the levels of organization of body structures from least to most complex (tissue, organ systems, cells, organs)
What is "cell, tissue, organ, organ system"?
400
Calculate the speed of a car driving down a road at 14 meters in 2 seconds.
What is "7 m/s"?
400
All of the different organisms interacting in a pond make up
What is a "community"?
500
An experiment is set up to investigate how different ramps affect a ball’s speed. Create a question that could be tested using two different ramps.
Answer varies.
500
Something that occurs once a carrying capacity of a population is reached
What is a "limiting factor"
500
Construct a Punnett Square crossing a heterozygous plant and a homozygous short plant. (short is recessive). What percentage of the offspring express the dominant phenotype?
What is "50%"?
500
Elements on the Periodic Table of the Elements are classified into categories
What is "nonmetals, metals, and metalloids"?
500
Design an experiment and identify the independent variable, dependent variable, control group, and hypothesis.
Answer varies