This is a picture of me holding our spegg ship in class before it was tested. My group was Joe, Ian and I. Our spegg ship was made of two clenex boxes and two pieces of a cut pillow stuffing. First we opened the two clenex boxes bottoms so that when we put the boxes together it would form a bigger box. Then we cut a circular score in the middle of the two pillow parts so we can put the egg in. The point of this lab was to make a vehicle to put an egg in and drop it three stories and still be in tact. On our first drop the wind blew the spegg ship onto the wall and forced us to repeat the drop. I was scared that the egg had broken but I still believed that our spegg ship would hold. On the second drop, with a little throw, our spegg ship hit the road. When we opened it up we laughed in success as we seen that our egg had survived untouched.
Sunday, November 27, 2011
Sunday, November 20, 2011
Momentum #3
This is a video of UFC 129 when Lyoto Machida fought Randy Couture. Lyoto won the fight with a knock out due to a kick to Randy's jaw. Lyoto Machida trained martial arts ever since he was a little kid and mastered all types of strikes. Lyoto is around 205 lbs. and fights in the light heavy weight division. That means when Lyoto kicks it's with a large mass. So when Lyoto threw the kick it had a high velocity and mass which projected a lot of momentum to Randy's jaw. Because Randy wasn't expecting that type of unorthodox kick from Lyoto he failed to protect himself. Since the time of the momentum transfer was short there was a lot of force put into his face that caused him to get knocked out. Even UFC fighters know their physics!
Sunday, November 13, 2011
Momentum #2
This is a picture of Foxy, my sisters dog, which is a half chihuahua half terrier breed dog. These types of dogs are known to be very rascal and energetic. Today when I took her to the park to go walking I noticed that she kept running off really fast, until she slipped on the wet side walk and did a barrel roll a couple times. This made me think about momentum, which is the new section we are learning about this week. Because Foxy's inertia was forward movement and she was moving at a high velocity, her momentum pushed her forward. So even when she lost control her momentum drove her to continue to move forward. Foxy was just taught a basic lesson of momentum.
Sunday, November 6, 2011
Momentum #1
This upcoming week we will be learning about momentum. Over the course of this year we have learned kinetics and motion. Momentum is a mixture of both. Momentum is kind of related to inertia but is a little more complicated. This weekend I took this picture as I passed the fair that was taking place in Kapolei. I thought to myself that a ferris wheel sort of has components of momentum. It is hard to start something up when it has momentum. Thats why you build up momentum so that it keeps going, like inertia. If it wasn't for the mechanisms in the ferris wheel to stop it, the momentum would keep the ferris wheel spinning because of the amount of force that was applied.
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