What makes something accurate

When they weigh the fish upon returning to shore, the actual weight is Write your own scenario illustrating the difference between accuracy and precision. Swap your scenario with a classmate. A dart player can see how accurate his or her dart throws are by comparing the location of the thrown darts to the target, the bulls-eye of the dartboard. How is this model different from scientists who are measuring a natural phenomenon? Is there a way for scientists to determine how accurate their measurements are?

Explain your answer. Special Feature Type: Practices of Science. Table of Contents: Practices of Science: Precision vs. Further Investigations: What is an Invertebrate?

Question Set: What is a Mammal? Further Investigations: What is a Mammal? Share and Connect. We invite you to share your thoughts, ask for help or read what other educators have to say by joining our community.

When we measure something several times and all values are close, they may all be wrong if there is a " Bias ". Bias is a systematic built-in error which makes all measurements wrong by a certain amount. Notice that the arrow points to the same spot, but the measured values are different! Read more at Errors in Measurement. Hide Ads About Ads. Project Management Run successful projects. Team Collaboration Enhance teamwork.

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Help Center Learn the platform. What's the difference between accuracy and precision?