Friday, September 26, 2014

Earth earthquake and volcanoes

   So when when you try rubbing your dry hands on a dry table to top and notice how your hand vibrates as it moves  on the table.

An earthquake is because when too tectonic plates move up and down and they get stuck on one  another and one crumbles and a earthquake happens.

                                       see how some buildings Broken and trees are falling over.

An earthquake is caused when tectonic plates moves up and down and that is when the earthquake       happens.

A volcano is a giant hill that let out lava .

A volcano erupts in differrent ways. because of the shape of the volcano.

Scientists classify volcanoes by if it is strata, shield ,cone by the shape of the volcano.

A strata volcano is a tall cone-shape and made of lava, ash and fragments

A sheild volcano is a low profile shape and has even lava flow.

A cone volcano is a medium to tall volcano shaped by throne fragments .

Volcanoes change the earth's surface by making rock when the lava get cool and hardens.

Wednesday, September 17, 2014

The nervous system

Hello readers

i am in sciene learning about the nervous system. When i was leisning to the animal sound i click the mouse and when hear the sounds and things. Did you know that all the thing we do are because of are nervous and brain.But when we step on thing like sharep like a nael we peck are foot up and when you put your hand on some thing warm you pell your hand away.

     Why is the nervous system important because it helps us with thing like if some thing like if you tack some they like a burner and you tack your hand away so this is how the nervous system. so when you learn about the nervous system.

Thursday, September 4, 2014

Fun with mass, weight volume

My solies is a mixture becouse it is mix up

      Before i continue tell you about my experiment . I shere with you some informachin about the experiment and all the mixiters about

1.  Item
2.  Mass (g)
3. Mass of Mixture (g)
4.  % of Mixture
Chex Mix

Yellow Skittles 7

Red Skittles 4

Orange Skittles 1
0 (less 1)

Green Skittles 3

Purple Skittles 2