Getting the Main Idea 2

1. For many years, all books were written by hand. Because it took so long to write one book, there were very few of them. Most people could never own a book. Some pictures were carved from wood blocks. The blocks were inked and prints were made. Sometime between 1450 and 1460, Johannes Gutenberg got the idea of carving separate letters and moving them to make new words. This was the invention of moveable type. From then on, the numbers of book printed grew quickly. When books were written by hand ___________.

2. For many years, all books were written by hand. Because it took so long to write one book, there were very few of them. Most people could never own a book. Some pictures were carved from wood blocks. The blocks were inked and prints were made. Sometime between 1450 and 1460, Johannes Gutenberg got the idea of carving separate letters and moving them to make new words. This was the invention of moveable type. From then on, the numbers of book printed grew quickly. Johannes Gutenberg made ___________.

3. For many years, all books were written by hand. Because it took so long to write one book, there were very few of them. Most people could never own a book. Some pictures were carved from wood blocks. The blocks were inked and prints were made. Sometime between 1450 and 1460, Johannes Gutenberg got the idea of carving separate letters and moving them to make new words. This was the invention of moveable type. From then on, the numbers of book printed grew quickly. Before moveable type, most people _____________.

4. For many years, all books were written by hand. Because it took so long to write one book, there were very few of them. Most people could never own a book. Some pictures were carved from wood blocks. The blocks were inked and prints were made. Sometime between 1450 and 1460, Johannes Gutenberg got the idea of carving separate letters and moving them to make new words. This was the invention of moveable type. From then on, the numbers of book printed grew quickly. This story could also be called _____________.

5. The nine planets in our solar system vary greatly in size. If you think of them as objects you know, you can understand the sizes. Think of the earth as a small pea. Mercury and Pluto would be pinheads. Mars would be a large pinhead. Venus would be a small pea. Neptune and Uranus would be marbles. Saturn would be a ping-pong ball. Jupiter would be a golf ball. The sun would be a large beach ball. Our solar system has _____________.

6. The nine planets in our solar system vary greatly in size. If you think of them as objects you know, you can understand the sizes. Think of the earth as a small pea. Mercury and Pluto would be pinheads. Mars would be a large pinhead. Venus would be a small pea. Neptune and Uranus would be marbles. Saturn would be a ping-pong ball. Jupiter would be a golf ball. The smallest planets are _____________.

7. The nine planets in our solar system vary greatly in size. If you think of them as objects you know, you can understand the sizes. Think of the earth as a small pea. Mercury and Pluto would be pinheads. Mars would be a large pinhead. Venus would be a small pea. Neptune and Uranus would be marbles. Saturn would be a ping-pong ball. Jupiter would be a golf ball. The largest planet is __________________.

8. The nine planets in our solar system vary greatly in size. If you think of them as objects you know, you can understand the sizes. Think of the earth as a small pea. Mercury and Pluto would be pinheads. Mars would be a large pinhead. Venus would be a small pea. Neptune and Uranus would be marbles. Saturn would be a ping-pong ball. Jupiter would be a golf ball. This story could also be called ____________.

9. There is one big difference between airplanes and gliders. Gliders look like airplanes, but have no engine. Gliders need help to get up in the air. Sometimes an airplane pulls a glider with a rope to give it a start. When the glider is high enough to soar the glider pilot lets the rope drop. Another way to get a glider up is to tow it with a car or truck. Because a glider has no engine the ride is quiet. The only sound is he rush of air. This is one of the things that makes pilots love gliders. Gliders look like airplanes but have no ____________.

10. There is one big difference between airplanes and gliders. Gliders look like airplanes, but have no engine. Gliders need help to get up in the air. Sometimes an airplane pulls a glider with a rope to give it a start. When the glider is high enough to soar the glider pilot lets the rope drop. Another way to get a glider up is to tow it with a car or truck. Because a glider has no engine the ride is quiet. The only sound is he rush of air. This is one of the things that makes pilots love gliders. A glider can be "started" with ___________.

11. There is one big difference between airplanes and gliders. Gliders look like airplanes, but have no engine. Gliders need help to get up in the air. Sometimes an airplane pulls a glider with a rope to give it a start. When the glider is high enough to soar the glider pilot lets the rope drop. Another way to get a glider up is to tow it with a car or truck. Because a glider has no engine the ride is quiet. The only sound is he rush of air. This is one of the things that makes pilots love gliders. Because a glider has no engine the ride is ________________.

12. There is one big difference between airplanes and gliders. Gliders look like airplanes, but have no engine. Gliders need help to get up in the air. Sometimes an airplane pulls a glider with a rope to give it a start. When the glider is high enough to soar the glider pilot lets the rope drop. Another way to get a glider up is to tow it with a car or truck. Because a glider has no engine the ride is quiet. The only sound is he rush of air. This is one of the things that makes pilots love gliders. This story could also be called _________.

13. There are about 50 kinds of fish that can give off an electric shock. They can give a shock to another animal. In this way they can protect themselves. They can also hunt for food. The most well known electric fish is the electric eel. Some grow to be eight feet long. They are found in South America. Another kind of electric fish is electric catfish. It is found in Africa. The electric catfish was drawn in Egypt over 4,000 years ago. How many kinds of fishes can give off an electric shock?

14. There are about 50 kinds of fish that can give off an electric shock. They can give a shock to another animal. In this way they can protect themselves. They can also hunt for food. The most well known electric fish is the electric eel. Some grow to be eight feet long. They are found in South America. Another kind of electric fish is electric catfish. It is found in Africa. The electric catfish was drawn in Egypt over 4,000 years ago. The most well-known electric fish is the ____________.

15. There are about 50 kinds of fish that can give off an electric shock. They can give a shock to another animal. In this way they can protect themselves. They can also hunt for food. The most well known electric fish is the electric eel. Some grow to be eight feet long. They are found in South America. Another kind of electric fish is electric catfish. It is found in Africa. The electric catfish was drawn in Egypt over 4,000 years ago. The electric eel is really _____________.