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2nd Grade Science
Forces and Motion
9. Movement
9.1 Motion in Materials, Movement through air/water
How Do Things Move Through Air and Water?
You will discover the amazing forces of air resistance and water resistance, and learn why streamlined shapes help objects move faster through air and water.
What You'll Learn
You will learn that air and water push back on moving objects.
You will discover that streamlined shapes reduce drag and resistance greatly.
You will explore how gravity and air resistance affect falling objects differently.
You will find out how animals use body shapes to move efficiently.
What You'll Practice
1
You will identify key terms like drag, resistance, and streamlined shapes.
2
You will answer questions about how shapes affect movement through air.
3
You will explain why some objects fall faster or slower than others.
Why This Matters
Understanding how objects move through air and water helps you see the science behind everyday things like flying, swimming, and falling, and prepares you to think like an engineer and scientist.
This Unit Includes
Practice exercises
Learning resources
Skills
Air Resistance
Streamlined Shapes
Water Resistance
Drag
Gravity
KY Curriculum Aligned