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homeschoolisfun
@homeschoolisfun
50
I am an 11 year old homeschooler. I am here to share the interesting stuffs I learnt.
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July 1, 2017
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homeschoolisfun
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2017-12-16 11:27
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$ 1.132
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homeschoolisfun
homeschool
2017-12-14 02:59
#8 - Mysterious magnets 神秘的磁铁
1.Without magnets there would be no electric motors, computers or loud speakers. Magnetism is an invisible force to do with atoms - tiny particles that make up everything. Atoms are made of even smaller
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homeschoolisfun
homeschool
2017-12-10 08:14
#7 - The power of lasers 激光的力量
1.Laser light is a special kind of light. Like ordinary light, it is made of waves, but it has three main differences. Ordinary white light is a mixture of colors, while laser light is one pure color.
$ 0.912
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homeschoolisfun
homeschool
2017-12-09 06:17
#6 - Look out - light's about!
1.Almost everything you do depends on light and the science of light, which is called optics. Light is a form of energy that you see. Light waves are made of electricity and magnetism - and they are tiny.
$ 5.654
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homeschoolisfun
homeschool
2017-10-14 05:39
#22 - Twisting tornadoes 扭转龙卷风
1.Tornadoes are also called twisters. A tornado is an incredibly powerful windstorm that twists around in a swirling 'vortex' shape. It forms a narrow funnel or tube, stretching from the clouds to the
$ 0.517
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homeschoolisfun
homeschool
2017-10-13 03:02
#21 - Extreme snow and ice 极端的雪和冰
1.An ice storm isn't stormy - but it is dangerous. Cold rain falls onto freezing cold surfaces. The rain freezes solid, forming a thick layer of ice on the ground, trees, and other objects. Ice storms
$ 0.773
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homeschoolisfun
homeschool
2017-10-12 04:20
#20 - Hammered by hail 用冰雹敲打
1.Hail doesn't happen often - but it can be one of the scariest kinds of weather. When it hails, balls of card, heavy ice fall out of the sky. Hailstones are usually small, about the size of peas. However,
$ 0.523
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homeschoolisfun
homeschool
2017-10-10 04:01
#19 - Lightning strikes 雷击
1.Lightning is a giant spark of electricity. It happens when tiny droplets of water and ice swirl around inside a storm cloud. This makes the cloud develop a strong electrical charge. Eventually, a spark
$ 0.511
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homeschoolisfun
homeschool
2017-10-09 04:00
#18 - Raining cats and dogs 下着倾盆大雨
1.It may seem like bad weather, but we need rain. Rain happens because the Sun's heat makes water in the sea evaporate. It turns into a gas and rises into the air and forms clouds. The clouds then blow
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homeschoolisfun
homeschool
2017-10-08 04:33
#17 - Amazing Oceans 惊人的海洋
The oceans cover about 361 million square kilometers and they are all connected. The average depth of the ocean is 3750 meters. Over 90 percent of the Earth's species (types) of living things live in the
$ 0.805
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homeschoolisfun
homeschool
2017-10-06 05:29
#16 - Glaciers and Icebergs 冰川和冰山
1.About two percent of the water in the world is permanently frozen as ice. The ice is found at the chilly polar regions, and on high mountains where the air is freezing cold. On steep slopes, the ice
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homeschoolisfun
homeschool
2017-10-05 16:16
#15 - The ends of the Earth 地球的尽头
1.The Earth is round, but it has two 'ends' - the North Pole and the South Pole. The Earth is constantly spinning around an imaginary line called the axis. At the ends of this axis are the poles. Here,
$ 0.793
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homeschoolisfun
homeschool
2017-10-03 04:44
#14 - Dry Deserts 干沙漠
1.Deserts occur in places where it's hard for rain to reach. Most rain comes from clouds that form over the sea and blow onto the land. If there's a big mountain range, the clouds never reach the other
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homeschoolisfun
homeschool
2017-10-02 06:55
#13 - Terrifying tsunamis 可怕的海啸
1.A tsunami is a giant wave or series of waves. Tsunamis form when a large amount of water in a sea or lake is moved suddenly. This sets up a circular wave, a bit like the ripples you see when you throw
$ 0.812
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homeschoolisfun
homeschool
2017-10-01 06:02
#12 - Extreme earthquakes 极端地震
1.An earthquake happens when the Earth's crust moves suddenly. The crust trembles, cracks, or lurches up and down. Earthquakes can be disastrous. They make houses fall down, tear roads apart, and destroy
$ 0.803
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homeschoolisfun
homeschool
2017-09-30 14:41
#11 - Going underground 去地下
1.Humans have climbed the world's highest mountains - but many underground caves are unexplored. Caves are usually formed by water flowing through cracks underground. The water slowly dissolves certain
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homeschoolisfun
homeschool
2017-09-23 04:26
#10 - Record-breaking lakes 破纪录的湖泊
1.The Caspian Sea in central Asia is actually the world's biggest lake! It covers 378,000 square kilometers. It isn't connected to true seas and oceans, but because its so big, and is salty like the sea,
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homeschoolisfun
homeschool
2017-09-22 03:51
#9 - Rivers and waterfalls 河流和瀑布
1.The Earth is laced with thousands of rivers. Rivers are channels of water that flow towards the sea. They allow the rain that falls on the land to drain away. Rivers also provide people and animals with
$ 1.050
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homeschoolisfun
homeschool
2017-09-21 04:29
#8 - Hot springs and fountains 温泉和喷泉
1.There are natural hot baths and showers all over the world. You might think water outdoors is cold, but in some places, water meets hot rock under the ground and gets heated up. It sometimes even boils.
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homeschoolisfun
homeschool
2017-09-20 06:50
#7 - Violent Volcanos 暴力火山
1.A volcano is a place where hot, liquid rock (magma) bursts out of the Earth. At the Earth's surface, magma is called lava. Red-hot lava can be seen flowing or shooting out of a volcano. After a volcano
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