Feb 5, 2026 | Big Ideia 3, Big Ideia 4, Big Ideia 7, Big Ideia 8, FHOU, Resource
Students compare astronomical images taken at different dates to identify a moving object among fixed stars. They analyze brightness and positional changes, testing hypotheses about visibility and motion, including retrograde effects. Through this investigation, they...
Feb 5, 2026 | Big Ideia 11, Big Ideia 2, Big Ideia 4, Big Ideia 5, Big Ideia 8, IAC, Resource, Sun
Understanding solar activity is relevant because the physical phenomena that cause it cannot be studied on Earth, and also because it allows us to predict space weather. Solar storms (coronal mass ejections) carry large amounts of charged particles that form auroras...
Feb 5, 2026 | Big Ideia 1, Big Ideia 2, Big Ideia 4, Big Ideia 5, Big Ideia 8, IAC, Resource, Sun
The Sun may seem like a static object, resting in the center of the Solar System while the planets orbit around it. But this is not the case. Our star is constantly undergoing processes of change that release large amounts of energy. In fact, the stability of its...
Feb 5, 2026 | Big Ideia 8, OAE, Resource
With this Activity, students will learn in an interactive and fun way about the lifecycle of different stars using an App called “Star in a Box”. They will discover the Hertzsprung-Russell diagram that describes the relationship between a star’s mass...
Feb 5, 2026 | Big Ideia 8, OAE, Resource
In this hands-on activity, students will apply the definition of average speed to a “real-case” astronomical phenomenon, finding out the Sun’s rotation period using real astronomical images. This activity can also be performed on computers. Resource Link Access the...
Feb 5, 2026 | Big Ideia 8, OAE, Resource
With this fun, hands-on activity, students will build an interactive model of a black hole using low-cost and easy to find material gaining a basic understanding of what a black hole is and how its gravity affects space-time. Resource Link Access the complete activity...
