Public learning track
Material Properties and Engineering Uses
4th Grade · Science · Open Global Science
8 lessons
Goal
Evaluate physical and chemical properties of natural and manufactured materials to explain their applications in construction, technology, and cooking.
Featured Diagrams
Comparing Natural and Manufactured Materials
8 lessons
0 of 8 done
- 1Comparing Natural and Manufactured MaterialsUp nextStart
- 2Properties and Uses of MetalsPremiumNot started yet
- 3Properties and Uses of Glass and CeramicsNot started yet
- 4Properties and Uses of Natural and Synthetic FibersNot started yet
- 5Testing Thermal Conductivity of Everyday MaterialsNot started yet
- 6Testing Electrical Conductivity with a Simple CircuitNot started yet
- 7Materials That Conduct Both Heat and ElectricityNot started yet
- 8Selecting Materials for Cooking, Construction, and TechnologyNot started yet
Curriculum Framework
4th Grade · Science · Open Global Science
1
9 lessons
States of Matter, Physical Properties, and Phase Changes
Classify solids, liquids, and gases by measuring mass, volume, temperature, and relative density, and investigate state changes caused by thermal energy transfer.
2
8 lessons
Mixtures, Solutions, and Conservation of Mass
Investigate different types of mixtures and solutions, separate them using physical properties, and prove that mass is conserved.
3
8 lessons
Material Properties and Engineering Uses
Evaluate physical and chemical properties of natural and manufactured materials to explain their applications in construction, technology, and cooking.
4
8 lessons
Electric Circuits and Energy Transfer
Build and troubleshoot simple series circuits, identifying component roles and demonstrating how electrical energy transforms into light, heat, and sound.
5
7 lessons
Sound Waves and Energy Transmission
Demonstrate how mechanical vibrations transfer energy through solids, liquids, and gases, and explore how pitch, volume, and distance affect sound.
6
10 lessons
Forces, Motion, and Simple Machines
Analyze the effects of contact and non-contact forces on motion, and explain how simple machines amplify force to do mechanical work in tools and living organisms.