Activity 4/4. Taking Notes

Páginas: 2 (498 palabras) Publicado: 10 de marzo de 2013
Verbs:
find   count   compare   ask   extend   place   run
Text 1
Sight, hearing, touch, smell and taste are what allow you to experience life and create memories of what you've encountered.These senses are part of a larger system, which includes the brain, spinal cord and nerves. The senses are responsible for receiving information from the world, but it's the brain that gives it allmeaning.
Materials: - Open space for two people to stand, a 12 inch ruler, and a friend.
1.Extend your arm with your thumb and index finger separated, as if to pinch something.
2.ask your friend tohold the ruler vertically just above your hand. Your friend should drop the ruler between your fingers without warning.
3.Try to catch the ruler as fast as you can. How are your senses and nervoussystem working together to react?
Did you catch the ruler the first time or did it take several tries? Did you get better with practice?
What do you think about the results of your experiment?
Text2
There are about 5 liters of blood constantly circulating through your body due to the pumping action of your heart. Blood is transported throughout your entire body in blood vessels, like arteriesand veins, of different sizes. The circulation of blood and the way it provides oxygen to your body is what makes up the circulatory system.
Materials: Open space for exercise; pencil and paper.1. Sitting quietly, find your pulse with the fingers of your right hand on the underside of your left wrist. (or on the side of your neck, the vessels of your foot, or your temples.)
Why do youthink you can feel your pulse in so many different places?
2.Write how many times your pulse beats in 30 seconds.count the number down.
3. Now, do a few jumping jacks.
4. Immediately check yourpulse again and write down the number of times it is now beating in 30 seconds
5. Was your pulse rate different when you checked it the second time? Can you explain this?
6. Quietly check your pulse...
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