WITS Questions and Answers Grade A+

WITS Questions and Answers Grade A+ __________________ models can be used to help predict what might happen in the future, such as the weather. - computer Science can answer questions about every topic. (T/F) - false Scientific ____________ are often used to help scientists understand a problem. - models Scientific models have ________ basic types. - 3 Laboratory ____________ is an important concern for scientists. - safety Hypothesis - An educated guess based on observations Einstein's theory of relativity was an __________ model. (idea, physical or computer) - idea _________ models can be touched. - physical variables - factors that can change in an experiment Scientific ____ are explanations that must be supported by observations and results from many investigations and are not absolute. - theories infer - to draw a conclusion from observations System: - A group of parts that relate to and interact variable that stays the same - constant Science can not answer questions about - opinions