In this activity, students mix a given quantity of salt with a fixed volume of water. Mass and volume measurements are made before and after mixing to determine if these quantities change.
Students observe that mass is conserved during dissolving while volume is not.
Related Resources:
Here on Earth
Categories: Lab/Student Activity, Lesson Plan, Unit Plan
Note: This resource is part of the STAO Grade Six Space Unit User Guide. Click here to access the parent resource. Expectations/Big Ideas: Earth is part of a large interrelated system. ... read more
WHAT MAKES HABITATS CHANGE? (GRADE 4)
Categories: Lab/Student Activity, Lesson Plan
The students will be given images of different locations that show before human impact on the natural environment, and how nature affects a similar location (e.g. flood). They will begin using the... read more
Super Structures!
Categories: Lab/Student Activity, Lesson Plan, Unit Plan
This unit focuses on students' approach to building with various materials. Teachers can observe students' construction with manipulatives and scaffold their knowledge by posing problem-based... read more
