Monday, March 29, 2010

Get a Jet Going

Get a jet going
By: Tabbatha Monroe

Grade level: 6
Tennessee State Standards:
GLE 0607.T/E.1 Explore how technology responds to social, political, and economic needs.
GLE 0607.T/E.2 Know that the engineering design process involves an ongoing series of events that incorporate design constraints, model building, testing, evaluating, modifying, and retesting.
GLE 0607.T/E.3 Compare the intended benefits with the unintended consequences of a new

Background Information: please view the power point presentation. jet engine.pptx

Introduction: Airliners fly around the world at high speed. They have large jet engines that produce a powerful jet of air to drive the airliner through the sky. This experiment simulates how a jet engine works by flying a balloon at speed across a room.


Materials:
thread, balloons, balloon pump, straws, scissors, sticky tape



Step1. Feed the thread through the straw. It must move easily.


Step 2. Stretch the thread across the room. Stick 2 pieces of tape to the straw. Make sure the thread is tight.


Step 3. Blow up the balloon. Hold the neck and attach the balloon to the straw. No air must escape the balloon.


Step 4. Let go of the balloon. It rushes along the thread at high speed. A jet of air leaves the neck and pushes the balloon forward.



For the complete list Tennessee State Content Standards and mini-lesson, please click on the following link.
Tennessee State Content Standards
Mini-lesson
Extended Resources:

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