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Quarter1Week1
Vocabulary from Quarter 1 Week 1
Question | Answer |
---|---|
Scientific Method | Process that is used to find answers to questions about the world. Contains the following steps:1. Determine Problem 2. Gather Info about Problem 3. Form Hypothesis 4. Test Hypothesis 5. Analyze Data from experiments 6. Draw Conclusions 7. Report Results. |
Variable | Something that is changed – either purposefully (independent variable), or as a result of a different change (dependent variable). |
Independent Variable | What the person conducting the experiment is changing- what they can control! |
Dependent Variable | The measured outcome or what the person conducting the experiment is looking for. It is something that changes due to the independent variable. If the independent variable was different types of soil, the “change” would be how the plant grows. |
Hypothesis | An educated guess based on observations and your knowledge of the topic |
Theory | scientific principle to explain phenomena: a set of facts, propositions, or principles analyzed in their relation to one another and used, especially in science, to explain phenomena |
Law | A statement about how things work in our world that seems to be true every time. |
Fact | Something known to be certain and true. This is different from a theory or a law. |
Control (group) | Used as a basis of comparison for checking the results of an experiment. It is compared to the experimental group. |
Experiment | Test under controlled conditions, that is made to demonstrate a known truth, examine the validity of a hypothesis, or determine the efficacy of something previously untried. |
Science | systematic knowledge of the physical or material world gained through observation and experimentation |
Technology | The application of science to make the tools to meet our needs and our wants |
Sustainability | Capable of being continued with minimal long-term effect on the environment |
Fossil Fuels | Any of a class of materials of biologic origin occurring within the Earth's crust that can be used as a source of energy. They include coal, petroleum, and natural gas. They all contain carbon. |
Alternative Fuels | This term refers to any substitute for conventional fuels like petroleum and coal. They include, but are not limited to, ethanol, biodiesel, and fuel cells. |
Genetic Engineering | The process is used to create plant or animal hybrids, to correct genetic flaws in an animal or human, or to utilize biological organisms to produce valuable chemicals (such as insulin). |
Gene Therapy | A field of medicine in which genes are introduced into the body to cure diseases. |