It is always important to consider safety as you are conducting a science investigation. what are three common safety precautions you should use during an investigation? type your answer below:

Germany's black forest is being destroyed as a result of which environmental issue ?

Which choice best describes how your answer compares to the sample

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.