Variables/Constants
Hypothesis
Interpreting Data
Scientific Inquiry
Human Impact Review
100
In an appropriately designed experiment, a scientist is able to test the effect of ______________
What is a single/one variable
100
In science, after a question is defined, the next step if to formulate the _____________
What is hypothesis
100
Diagrams, tables, and graphs are mainly used by scientists to...
What is organize data
100
In order to be accepted, a scientific theory must be a. widely tested and supported by extensive data b.based upon the results of a single experiment c. controversial and cause debate d. in line with all previous historical ideas
What is a. widely tested and supported by extensive data
100
Depletion of nonrenewable resources is often a result of a. environmental laws b. human population growth c. reforestation d. recycling
What is b. human population growth
200
This variable measures height, weight, width... etc.
What is the dependent variable
200
A hypothesis can never be
What is a question
200
If a conclusion is valid, similar investigations by other scientists should result in....
What is the same conclusion
200
Which activity would be an appropriate first step when designing an experiment? a. reporting a conclusion based on multiple experimental trials b. researching the problem, using information from a variety of sources c. creating a data table to organize experimental observations d. repeating the experiment with a different hypothesis
What is b. researching the problem, using information from a variety of sources
200
The oil spilled by BP is an example of a. nonrenewable resource and is a source of energy b. renewable resource and is a source of ATP c. nonrenewable resource and synthesizes ATP d. renewable resource and is a source of ATP
What is a. nonrenewable resource and is a source of energy
300
This variable is the one that is changed/manipulated.
What is the independent variable?
300
Flip this into a hypothesis- Will environmental conditions affect the pollination of plants?
Environmental conditions will affect the pollination of plants.
300
Picture (Slide 1)
What is A and E have the highest percent of DNA in common
300
A science researcher is reviewing another scientists' experiment and conclusion. When would the reviewer most likely consider the experiment invalid? a. if the sample size produced a great deal of data b. if other individuals are able to duplicate the results c. if it contains conclusions not explained by the evidence given d. it may lead to explanations that combine data with what people already know about their surroundings
What is d. it may lead to explanations that combine data with what people already know about their surroundings
300
To ensure environmental quality for the future, each individual should.. a. acquire and apply knowledge of ecological principles b. continue to take part in deforestation c. use Earth's finite resources d. add and take away organisms from ecosystems
What is a. acquire and apply knowledge of ecological principles
400
in an experiment, one variable is changed, the rest remain ___________
What is constant
400
How can you increase validity of an experiment?
What is larger sample size or repeated trials
400
Picture -Slide 2
What is a. a decreased demand for deforestation b. an increase in available freshwater c. a decrease in air pollution d. an increased demand for land
400
The analysis of data gathered during a particular experiment is necessary in order to... a. formulate a hypothesis for that experiment b. develop a research plan for that experiment c. design a control for that experiment d. draw a valid conclusion for that experiment
What is d. draw a valid conclusion for that experiment
400
Picture- Slide 4
What is a. medicinal technology
500
The control group differs from the other setups in an experiment in that it....
What is it does not receive the experimental treatment/independent variable
500
Daphnia are freshwater organisms sometimes referred to as "water fleas." An experiment is designed to test the effect of temperature on the size of a daphnia population. The hypothesis to be tested would be...
- As temperature increases, the daphnia population decreases. -Temperature has an effect on the size of the daphnia population. -If temperature decreases, then the size of the daphnia population should increase..
500
Picture- Slide 3
What is the plant grew fastest during the first 3 weeks, then it grew slower.
500
A biologist plans to spend a year investigating the mating behavior of a certain species of frog. To make meaningful observations, the biologist should observe.. a. a small number of frogs in their natural habitat b. a large number of frogs in their natural habitat c. several groups of frogs maintained in different temperatures in the laboratory d. several groups of frogs maintained on different diets in the laboratory
What is b. a large number of frogs in their natural habitat
500
The increased use of wind turbines and solar collectors to generate electric power will a. negatively affect ecosystems by increasing biodiversity b. negatively alter the chemical composition of soil and water c. reduce the amount of pollution that comes from the burning of fossil fuels d. increased oil consumption for business and industry
What is c. reduce the amount of pollution that comes from the burning of fossil fuels
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