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EScie Unit 1 Study

Environmental Science Unit 1 Study Guide

QuestionAnswer
What is environmental science? Study of our planet's natural systems and how humans and the environment affect one another.
What is the scientific method? The series of steps used to solve problems.
What is the first step of the scientific method? Observation/question/problem
What is the second step of the scientific method? Research information
What is the third step of the scientific method? Hypothesis
What is the fourth step of the scientific method? Experiment
What is the fifth step of the scientific method? Analyze results/data collection
What is the sixth step of the scientific method? Conclusion
What is the seventh step of the scientific method? Repeat to confirm results
What is the eight, and final, step of the scientific method? Communicate results
What is an independent variable? What the scientist changes in the experiment
What axis is the independent variable graphed on? X-Axis
What is the dependent variable? The results/what is measured
What axis is the dependent variable graphed on? Y-Axis
What is a constant in an experiment? A variable that does not change.
Which variable can you change in an experiment? Independent variable
Which variable is measured in an experiment? Dependent variable
What is a hypothesis? An educated guess based on what you already know
Are charts, graphs, and tables quantitative or qualitative? Quantitative, quantity, how many
What are natural resources? Things that are materials and energy resources humans need.
A renewable resource is A natural resource that is replaced faster than it is used
An example of a renewable resource is Trees
A nonrenewable resource is A natural resource that cannot be replaced
An example of a nonrenewable resource is Coal
What are fossil fuels Nonrenewable resources
Examples of fossil fuels are Coal, oil, natural gas
What is the Tragedy of the Commons When all resources are gone, nothing can live
Social movement dedicated to protecting the natural world is Environmentalism
Lemon trees receiving the most water produced the most lemons. What is the independent variable? Water
Lemon trees receiving the most water produced the most lemons. What is the dependent variable? Number of lemons
Different rose bushes are grown in a greenhouse for two months. The number of flowers on each bush is counted at the end of the experiment. What is the independent variable? Type of rose bush
Different rose bushes are grown in a greenhouse for two months. The number of flowers on each bush is counted at the end of the experiment. What is the dependent variable? Number of flowers
You water three sunflower plants with salt water. Each plant receives a different concentration of salt solutions. A fourth plant receives pure water. After a two-week period, the height is measured. What is the independent variable? Concentration of salt solution
You water three sunflower plants with salt water. Each plant receives a different concentration of salt solutions. A fourth plant receives pure water. After a two-week period, the height is measured. What is the dependent variable? Height/growth of sunflower
You water three sunflower plants with salt water. Each plant receives a different concentration of salt solutions. A fourth plant receives pure water. After a two-week period, the height is measured. What is the control? Fourth plant receives pure water
Three redwood trees are kept at different humidity levels inside a greenhouse for 12 weeks. One tree is left outside in normal conditions. The heights of the trees are measured once a week. What is the independent variable? Humidity level
Three redwood trees are kept at different humidity levels inside a greenhouse for 12 weeks. One tree is left outside in normal conditions. The heights of the trees are measured once a week. What is the dependent variable? Height of tree
Three redwood trees are kept at different humidity levels inside a greenhouse for 12 weeks. One tree is left outside in normal conditions. The heights of the trees are measured once a week. What is the control? Tree kept at normal conditions
Plants are given different amounts of water for 3 weeks. The 1st plant gets 400 mL a day, 2nd plant gets 200 mL a day, 3rd plant gets 100 mL a day, 4th plant gets only natural ways of getting water. The height of the plants are measured daily. What is IV? Amount of water
Plants are given different amounts of water for 3 weeks. The 1st plant gets 400 mL a day, 2nd plant gets 200 mL a day, 3rd plant gets 100 mL a day, 4th plant gets only natural ways of getting water. The height of the plants are measured daily. What is DV? Height of plant
Plants are given different amounts of water for 3 weeks. The 1st plant gets 400 mL a day, 2nd plant gets 200 mL a day, 3rd plant gets 100 mL a day, 4th plant gets only natural ways of getting water. The height of the plants are measured daily. What is C? 4th plant receiving only natural ways of getting water
Over a 6 week study one tank of goldfish is fed the normal amount of food once a day, a second tank is fed twice a day, and a third tank is fed four times a day. The fish's weight is recorded daily. What is the independent variable? Amount of feedings
Over a 6 week study one tank of goldfish is fed the normal amount of food once a day, a second tank is fed twice a day, and a third tank is fed four times a day. The fish's weight is recorded daily. What is the dependent variable? Weight of goldfish
Over a 6 week study one tank of goldfish is fed the normal amount of food once a day, a second tank is fed twice a day, and a third tank is fed four times a day. The fish's weight is recorded daily. What is the control? The tank fed the normal amount
Created by: dlaneyehs
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