Thames & Kosmos Gyrobot handleiding
Handleiding
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KEYWORDS: FORCE AND LEVER ARM
Picture a see-saw with a person on either end. If the
two people are the same weight and the pivot point
(or fulcrum) is in the middle, then the see-saw is
balanced. If one person is heavier, he or she must slide
in toward the fulcrum, so the weight balances out.
The force that a load exerts on a lever is equal to the
weight of the load times its distance from the fulcrum,
otherwise known as the
lever arm.
Can you find the
center of gravity?
YOU WILL NEED
› A few construction pieces of your choice from the kit box
› Gyroscope
› 3 x AAA baeries
› Watch or clock
HERE’S HOW
1. Use a few pieces from the box to build whatever
simple figure (without the gyroscope) you like.
2.
Try to balance the figure on your index finger. If you can’t
do it, try resting a different part of the figure on your
finger.
3. As soon as you manage to balance the figure on your
finger, aach another piece to any part of the figure you
like, and try balancing it again. Do you have to rest a
different part of the figure on your finger than you did
before?
4. Next, try balancing the switched-off gyroscope on your
finger. Is it difficult?
5. Now switch on the gyroscope, hold it firmly, and wait 20
seconds. Try balancing it on your finger again. Does it
work beer now? Where do you automatically place
your finger when you try to balance it?
WHAT’S HAPPENING
The part of the figure resting on your finger when
you balance it is called the center of gravity. If you
alter the figure, its center of gravity will shift to a
different spot. Any object will have a center of
gravity, which is the location where its weight is
equal on all sides.
Create your own balancing game with the
gyroscope! It is also easier for the gyroscope to keep its balance if
the structure around it has its center of gravity above the gyroscope’s
own center of gravity (that is, in the middle). Try aaching parts to the
sides and see what happens.
LET’S GO
EXPERIMENT 5
16
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Productinformatie
Merk | Thames & Kosmos |
Model | Gyrobot |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 25894 MB |