價格：免費
檔案大小：4.4 MB
版本需求：需要 iOS 8.0 或以上版本。與 iPad 相容。
支援語言：英語
Go beyond the standard textbooks and take learning to the next level. Take part in scientific experiments, interactive exercises—and do it all right there on your device!
Explore how an object hang on a spring will stretch the spring. Observe how the same object will stretch different springs.
• Make predictions about how much a spring will stretch.
• Choose the spring an object will be hung from.
• Choose the object that will be hung on the spring.
• Measure how much the spring stretches.
• Record all your observations in an experiment report.
App features:
• Explore how springs stretch when a mass is hung from them.
• Determine the variables that affect how much a spring will stretch.
• Watch animations that explain the concepts.
• Test your knowledge with interactive tasks and quizzes.
• Want more? Check out the AC library in the App Store.
支援平台：iPad