- Anchors Away!
- A Rocky Test
- As Far As I Can Sea
- Bounce
- By All Indications
- Create a Crater
- The Great Diamond Heist
- Fossil Puzzler
- Get Cooking
- Going with the Flow
- How's the Weather?
- Impact!
- It's All Relative
- Keep It Up
- Layers of Earth
- Let's Get Carried Away!
- Look Out Below!
- Motion In The Ocean
- Play Ball
- Sand Shake
- School of Rock
- Shaky Ground
- Smoke on the Water
- Solar System Scale
- Splendid Soil
- Super Soaked Soil
- Tragedy of the Commons
- Warm Colors
- Watching Weather
- Water Cycle
- Weathering Cubes
- What Lies Beneath?
- What Am I?
- Will There Be Enough
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Hands-on Activity
Hang Time
Summary
In this activity teams design, build, and test paper helicopters to observe a relationship between blade surface area and descent rate.
Overview
Topic: Friction
Real World Science Topics:
Real World Science Topics:
- An exploration of the relationship between surface area and friction
- An exploration of the forces and motion associated with an object in free fall
Objective
Students will gain an understanding of the relationship between surface area and descent rate for a helicopter. They also develop an understanding of the forces that affect the motion of a falling object.
Activity Difficulty Rating: 2 Each hands-on science activity has been ranked based on difficulty of set up and how difficult they are to perform. The rating scale is from 1 to 5, with 1 being the easiest and 5 being the most complicated.
5-MINUTE REFRESHER
TAKE FIVE
Use these quick refreshers to prep for your next class.
