Straw Flutes

Today, you will explore the possibilities of instruments with straws. First, try to make a reed instrument with a straw. To do that, use a straw and cut it like this.

Or check out this link


Next, try to make a musical flute using straws of different lengths using the sample picture






















A slide flute can be made using straws, also.






You can also make flutes with test tubes by adjusting the amount of water in each tube. Use the test tubes in the sink to the left of the microwave, and wash them (with soap!) when you are done.

The goal, of course, is to make a flute that can play a beautiful tune. When you get a flute that does this, make a 10-20 second video of your piece using the camera on my desk (batteries are on the microwave)

Here are two examples:





WHEN YOU ARE DONE, DO 6 of the Physics to Go questions at the end of Lesson 4.

Waves on a String

http://phet.colorado.edu/simulations/sims.php?sim=Wave_on_a_String

simple machine review

Reflection on your Mousetrap Car (30 pts)

 

Explain the design choices you made for your mousetrap car, the IMA of the wheel/axle, the IMA of the mousetrap setup, how far your car went (less than 5, less than 10, greater than 10), what you learned, and what you would change if you did it again.  This should be between 3 and 5 paragraphs, and should show the dimensions you measured....

Practical Levers

List 5 places where you use a lever in a vehicle.  Vrrooom, Vroom.

Potential (spring and gravitation), Kinetic, Work, and Momentum

How does energy affect the world we live in as we move, jump, play sports, or stay warm? List your thoughts on the terms above based on the data we collected in class using the ruler and the coin.


When I let go of the ruler.....


When the coin reached its upper point....


If I switched the coin with a marshmallow...


If the coin dropped on my foot...

What is a sport?

Dancing? Shopping? Football? Badmitton? What are the rules to your sport? What is
the URL of
your YouTube Clip?