Science Mid-term study guide Flashcards
Data
Information gathered through observation or experimentation
Steps of scientific method and it’s purpose
1) ask a question.2) Make observations.3) form a hypothesis.4) test.5) analyze the results.6)Communicate.
~The scientific method is used to answer questions and solve problems
Information gathered by using the senses
Observation
Hypothesis
An educated guess
An explanation that ties together many observations
Theory
Law
A summary of many experimental results and observations
Products and processes designed to serve our needs
Technology
Engineering
The process of creating technology
Steps of engineering design process
1).Identify and research a need 2).Developing possible solutions 3). Making a prototype 3). Testing and evaluating 5). Modifying and retesting solution
Intended benefits
Positive purpose for technology
Unintended benefits
Negative impact on society
The application of engineering to living things
Bioengineering
Living things
Biotic
Non living things
Abiotic
The study of the interactions of organisms
Ecology
5 levels of environmental organization
1) biosphere - where life exist
2) ecosystem- biotic and abiotic elements
3) community- more than 1 species
4) population- 1 species
5) organisms- 1 organism
How organism get their food(3 groups)
Producers
Consumers
Decomposers
4 types of consumers
Herbivore
Carnivore
Omnivore
Scavengers
Food chain, food web, food pyrimad
Food chain- energy flows
Food web- feeding relationship
Energy pyrimad- loss of energy
