Explain why scientists use models and simulations. Include reasons and examples. Write your response in complete sentences.

Read the passage from an argumentative essay. many endangered species are currently threatened by climate change. there are some laws already in place, but are they effective enough? anyone with a conscience knows that these creatures deserve the chance to survive without outside threats impeding their survival. i suppose this is a tough decision for lawmakers, but i hope they choose wisely. which statement best evaluates the claim in the passage?

Why does the narrator come to the house of usher

Ineed . read the passage, and choose the two (2) inferences that are most firmly based on the given information. experts have blamed caffeine for bone loss among older women. but a university study of 138 older women found that caffeine had no such effect. in that study, women who drank more than five cups of coffee a day had the same bone density as women who got little caffeine. 1. bone loss among older women is not a problem. 2. the experts who blamed caffeine for bone loss may be wrong. 3. caffeine causes healthy bones. 4. some older wome