Light Speed
There is almost nothing in the world that can travel faster than the speed of light! Light travels at a constant speed of about 186,000 miles per second (in a vacuum). Of course, we don’t live in a vacuum (a vacuum is a space that has no matter – not even air). That means light doesn’t travel exactly that fast on Earth, but it still travels way faster than anything else!
The speed at which light travels is called light speed. The stars you see in the sky are light waves…………..
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]]>Grasslands
Grasslands are large open areas of land, covered in grass. In some parts of the world grasslands are called the Savanna, Prairie or Plains. There are three types of grasslands.
Temperate Grasslands have hot summers and cold winters. The soil of the temperate grassland is deep and dark with fertile upper layers. In a temperate grassland, grass is the most common plant growing. There are no trees or large shrubs.
Savanna Grasslands are scattered with individual trees……………
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]]>Rural Areas
The area where you live close to others, is called your neighborhood. The place where people live, work and have fun together is called their community. Your neighborhood may be urban, suburban or rural.
Rural areas have lots of space, and not a lot of people in it. People live far apart from each other, and single family homes are the norm for housing. You won’t find skyscrapers or large apartment buildings in rural areas. You’ll also probably not see public transportation. Most people in rural areas drive to get around.
In an urban area you’ll see small animals such as squirrels, birds and chipmunks. While in rural areas, you may also see much larger………………….
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]]>Carnivorous Plants
Carnivorous plants obtain some of the nutrients they need, from trapping and eating animals. They may trap insects, invertebrates or small mammals and amphibians. Carnivorous plants usually grow in areas that are low in nutrients, but they have adapted to their environment. They can get nutrients from other animals, instead of just from the soil or water directly. All carnivorous plants flower like other flowers. Most carnivorous plants have developed a way to lure and trap other animals. Some traps are passive, while others are active. Each type of carnivorous plant uses different means to lure their pray. Some carnivorous plants use scent and sweet nectar to draw prey in. Their trap is designed to hold the prey……………
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]]>The 3 States of Matter
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]]>The Inuit
The Native Americans in Alaska and other arctic regions are called the The Inuit. We used to refer to the Inuit as Eskimos, but that is an outdated term.
They live in the coldest and most unforgiving areas of the world, and the weather around them affects their daily life.
From the building materials for their houses, to……….
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]]>Rainforests
Rainforests are large forests that receive a lot of rain each year. Tropical Rainforests are usually located in the warm tropics, where the sun rays are strong all year round.
A rain forest receives 100 inches of rain a year! All of the trees in a rainforest produce a thick canopy of leaves. The layers of branches make a protective canopy for many animals to hide in and live in. There are some animals that…..
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]]>The Branches of Government
The Founding Fathers of the United States of American were afraid of rulers with too much power. After their experience with England, they wanted to limit the powers of any future ruler. To limit power, they wrote the constitution to give the government a separation of powers among three separate branches of government. The three branches of the federal government include the executive, legislative and judicial branches.
The executive branch of the federal government is made up of the President of the United States, and the……….
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]]>The Vikings
The Vikings were great explorers, and travelled all over the world by longship. The lived lived over 1000 years ago in Scandinavia. Between the years 700 to 1100 AD, many Vikings left their homelands in Norway, Sweden and Denmark. They traveled to other countries, including Ireland and England.
The word Viking means “pirate raid”. When the Vikings first landed on British soil, the British went down to introduce themselves and be civil toward the Vikings. But, the Vikings attacked. They fought the local people and stole their belongings………..
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]]>Black Holes
In our universe there are over fifty billion galaxies that we know of. Our galaxy is called the Milky Way. The Milky Way includes all of our planets, stars, sun and other things like space dust.
Galaxies may contain black holes. Black holes are areas of space where matter has compressed so much, it collapsed in on itself. That means there is a massive amount of matter in a very tiny area. The gravitational pull is so strong that……….
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