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© Macmillan/McGraw-Hill Page 1 of14 Florida Treasures Grade 4 Student Book Sample Answers for Constructed-Response Questions Grade 4, Unit 1 Week 3: Time for Kids Test Prep “Saving a National Park” Question 4 READ THINK EXPLAIN 2-point Answer Engineers have designed wells and pumps to keep the water from draining away. Meanwhile, canals built for human development will be removed to allow the water to flow the way it had before. This plan to save the Everglades may take up to 50 years to complete. 1-point Answer It may take 50 years to get the Everglades flowing the way it did before. Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________ 4-point Answer Human development in the Everglades has threatened to disrupt both the water supply and the ecosystem of the plants and animals that live there. To build homes and plant crops on dry land, people have drained water out of the Everglades. It is estimated that the wetlands are now half their original size. Engineers have a plan to restore the water with a system of pumps and wells. They will also remove many of the canals built by developers to drain the wetlands. Although their plan may take as many as 50 years to complete, saving this unique ecosystem is important. 3-point Answer To build houses for themselves, people have drained so much water out of the Everglades that it is now about half its original size. These changes have also affected the ecosystem of the plants and animals

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© Macmillan/McGraw-Hill Page 1 of14

Florida Treasures Grade 4 Student Book

Sample Answers for Constructed-Response Questions Grade 4, Unit 1 Week 3: Time for Kids Test Prep “Saving a National Park”

Question 4 READ THINK EXPLAIN

2-point Answer Engineers have designed wells and pumps to keep the water from draining away. Meanwhile, canals built for human development will be removed to allow the water to flow the way it had before. This plan to save the Everglades may take up to 50 years to complete.

1-point Answer It may take 50 years to get the Everglades flowing the way it did before.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer Human development in the Everglades has threatened to disrupt both the water supply and the ecosystem of the plants and animals that live there. To build homes and plant crops on dry land, people have drained water out of the Everglades. It is estimated that the wetlands are now half their original size. Engineers have a plan to restore the water with a system of pumps and wells. They will also remove many of the canals built by developers to drain the wetlands. Although their plan may take as many as 50 years to complete, saving this unique ecosystem is important.

3-point Answer To build houses for themselves, people have drained so much water out of the Everglades that it is now about half its original size. These changes have also affected the ecosystem of the plants and animals

© Macmillan/McGraw-Hill Page 2 of14

that live there. Engineers plan to put the water back with pumps and to remove the canals the builders put in to drain the water. This plan will make the Everglades more like the way it was before, but it may take as many as 50 years.

2-point Answer People wanted to live in the Everglades. They drained water out and hurt the ecosystem when they did this. Other people want to put the water back. They want to remove the canals, too. It may take 50 years to do this.

1-point Answer People drained water out of the Everglades. Now it will take 50 years to put it back the way it was.

Week 6: Show What You Know (Blackline Masters) “A Walk on the Beach”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The problem is the conflict between the two main characters. Jenny makes fun of Tony at the beginning of the story because he lives in New Mexico and had never seen the Atlantic Ocean. Jenny fails to see any similarity in the fact that she herself has never seen a desert. Later, when Tony mistakes a dolphin for a shark, Jenny realizes that her sharp words have hurt Tony’s feelings. Jenny apologizes, and they make up. This resolves the problem.

3-point Answer Tony has never seen the ocean and mistakes a dolphin for a shark. Jenny makes fun of him. When Jenny apologizes and they make up, the problem is resolved.

2-point Answer Tony has never seen the ocean. Jenny has never seen the desert. Tony gets upset. This makes Jenny apologize, and they make up.

1-point Answer Jenny is mean to Tony. Later, she apologizes.

© Macmillan/McGraw-Hill Page 3 of14

“Caves: Mysterious Underground Worlds”

Question 5 READ THINK EXPLAIN

2-point Answer Caves can be dangerous and should not be explored alone. They are dark, cold, and slippery in areas. Wearing a helmet that has a light in front will free your hands and thus help you to keep your balance when the floor is steep or slippery.

1-point Answer Caves can be dangerous. You need to go with a buddy.

© Macmillan/McGraw-Hill Page 4 of14

Grade 4, Unit 2 Week 3: Time for Kids Test Prep “So Far From Home”

Question 4 READ THINK EXPLAIN

2-point Answer Each year thousands of Tibetans risk a prison sentence, disease, and death to escape the harsh conditions of Chinese rule in their homeland. Those who do survive the crossing will have the freedom to practice their religion, get an education, and speak their own language in India.

1-point Answer People from Tibet are leaving their country and going to India.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The journey across the 19,000-foot pass to India can take several months over snow and ice through the Himalaya Mountains. Tibetans making this illegal crossing know that, if caught, they will be arrested by the Chinese police and thrown in prison. If they are not captured, they still face frostbite and death in the mountains or disease and infections from bug bites.

3-point Answer The journey from Tibet to India is long and hard. There is ice and snow in the mountains. The Tibetans can get frostbite and die. Sometimes the Chinese police catch them and arrest them. Then the Tibetans have to go to prison.

© Macmillan/McGraw-Hill Page 5 of14

2-point Answer Going to India is against the law. People who make the crossing are

put in prison. Sometimes they die of frostbite in the snow.

1-point Answer The trip is difficult, and sometimes they die.

Week 6: Show What You Know (Blackline Masters) “Pitch for Fish”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer Rosa knows that Alison likes to get her own way. Nevertheless, Rosa needs to tell Alison that her idea of giving goldfish away as prizes at the school fair will probably end up killing many of the fish. By explaining her reasons clearly, Rosa gets Javier to join her side of the argument. And by suggesting they give stuffed fish as prizes, Rosa maintains part of Alison’s original idea, which pleases Alison and resolves the conflict.

3-point Answer Rosa has to stand up to Alison, who always gets her own way. Javier agrees with Rosa’s idea, and Alison gets even angrier. Then Rosa compliments the project’s name, and Alison is happy again.

2-point Answer Rosa does not want the fish to die, so Alison gets mad. Now the fish will not die because they will give stuffed fish as prizes instead. Alison gets to keep the name “Pitch for Fish,” too.

1-point Answer Rosa needs to tell Alison that her idea is terrible.

© Macmillan/McGraw-Hill Page 6 of14

“Protect Our Valuable Oceans”

Question 5 READ THINK EXPLAIN

2-point Answer The author suggests that we learn ways to protect our oceans and begin to dispose of waste properly. The third thing we could do is to ask our government to pass stronger laws against polluting our oceans.

1-point Answer The author suggests we take care of the oceans.

© Macmillan/McGraw-Hill Page 7 of14

Grade 4, Unit 3 Week 3: Time for Kids Test Prep “Child Labor in the U.S.A.”

Question 4 READ THINK EXPLAIN

2-point Answer In the 1800s children as young as seven worked in textile mills for 12 hours a day. By the end of the nineteenth century, almost two million kids performed hazardous jobs in mills, mines, and factories across the country. Conditions and wages were very bad.

1-point Answer Children worked many hours a day and received salaries that were very low.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer Since the Fair Labor Standards Act was passed in 1938, it has become illegal to employ children under a certain age or to make them work beyond the maximum number of hours stated in this law. Some employers, however, choose to ignore the law. Close to a million children still work long hours in factories or on farms with heavy machinery or dangerous chemicals. For these children, it is as if the Fair Labor Standards Act does not exist.

3-point Answer After the Fair Labor Standards Act went into effect, it was against the law to employ very young children or to make them work really long hours at a time. Some employers still ignore the new law, though.

© Macmillan/McGraw-Hill Page 8 of14

2-point Answer Children had to be old enough to work, and they could not work for

longer hours than the law said. Some people broke the law.

1-point Answer The law told children how old they had to be to work and how many hours they could work every day.

Week 6: Show What You Know (Blackline Masters) “Diary of a Scarecrow’s Helper”

Question 5 READ THINK EXPLAIN

2-point Answer The narrator does all he or she can for Jack Patches after the scarecrow asks for help in the dream. With the uncle’s help, they set a new support for Jack. The narrator sews a new face for the scarecrow, and the uncle donates a shirt for Jack to wear.

1-point Answer After the dream, the narrator and the uncle make Jack Patches look like new again.

“How to Change a Flat Tire on a Bike”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer You use tire levers to remove the tire from the wheel. Step 2 explains how to place the thin end of the first tire lever between the tire and the rim. Step 3 explains how to continue placing tire levers around the rim until the whole tire is free. The illustrations show both steps, and the girl is holding the separated tire in the illustration for step 4.

3-point Answer Tire levers need to be pushed between the rim and the bicycle tire. Eventually the tire comes out of the rim.

2-point Answer You use tire levers to take a bicycle tire off the rim.

1-point Answer You use tire levers on your bicycle.

© Macmillan/McGraw-Hill Page 9 of14

Grade 4, Unit 4 Week 3: Time for Kids Test Prep “Windmills on the Prairies”

Question 4 READ THINK EXPLAIN

2-point Answer If an accident occurs at a nuclear reactor, radioactive waste, steam, and debris could have devastating effects on the plants and animals of the prairies and their surrounding communities.

1-point Answer A nuclear accident would hurt the plants, animals, and communities of the prairie.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The author points out that windmills are much safer for the environment than nuclear powers plants, which are potentially dangerous. Also, unlike fossil fuels or nuclear fuels, wind power is a renewable source of energy. In the 1800s, windmills were used to generate electricity. Many midwestern states are choosing wind energy again.

3-point Answer The author would like to replace nuclear reactors with windmills. The fossil fuels and nuclear fuels will run out, but there will always be wind. Wind energy works in many places, and the author believes it will work on the midwestern prairies.

2-point Answer The author thinks nuclear power is dangerous and would like to see windmills supplying power on the prairie. Windmills are safer, and wind will not run out.

1-point Answer The author tells about windmills in Denmark and wants to see them in Illinois.

© Macmillan/McGraw-Hill Page 10 of14

Week 6: Show What You Know (Blackline Masters) “A Purple Person”

Question 5 READ THINK EXPLAIN

2-point Answer The narrator lied when she said she loved the color purple. Eventually, though, the lie became the truth. She found herself appreciating the differences between lavender, lilac, violet, and plum. The narrator became a purple person.

1-point Answer The narrator said she liked purple. People gave her purple things as presents. In the end the narrator liked it.

“Silent Spring No Longer: Rachel Carson”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer Rachel Carson gathered facts about the effects of DDT on birds. She found that when birds ate insects poisoned with DDT, the chemicals made their eggs break easily. Many baby birds of all kinds did not hatch, and peregrine falcons and bald eagles began to die out. She published her findings in a book called Silent Spring. When the makers of DDT said that Rachel Carson was mistaken, President John F. Kennedy called for testing, which confirmed that Carson was right. Because of Rachel Carson, DDT was banned in the United States.

3-point Answer Rachel Carson wrote Silent Spring. This book explained that DDT hurt the eggs of birds and baby birds could not hatch. Some birds began to die out. People found out about this problem because of Rachel Carson and her book.

2-point Answer Rachel Carson liked nature. One of her books was about DDT. DDT was banned in 1972, but Rachel Carson had already died.

1-point Answer Rachel Carson wrote a book. She helped get DDT banned.

© Macmillan/McGraw-Hill Page 11 of14

Grade 4, Unit 5 Week 3: Time for Kids Test Prep “Lords of the Seas” Question 4

READ THINK EXPLAIN

2-point Answer Viking ships were tough enough to sail on the open sea but were light enough to be carried over land. They sailed faster and traveled farther than other ships of the same time period. Most ships of that time were not designed with oars, but Viking ships were and thus could be rowed when there was no wind.

1-point Answer Viking ships were faster and went farther than other ships.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The Vikings designed ships to carry them hundreds of miles on the open sea in search for goods like silk and glass, which they could not get in Scandinavia. Some ships took the Vikings to Iceland and Greenland, where large settlements were established. Leif Eriksson sailed all the way across the Atlantic Ocean to what is now Canada.

3-point Answer The Vikings looked for silk, glass, and other goods that they could not get at home. They designed ships that could travel great distances across the Atlantic Ocean.

2-point Answer Viking ships crossed the Atlantic Ocean. They were designed to travel on the open sea, and they were fast.

1-point Answer The Vikings were sailors. They built good ships.

© Macmillan/McGraw-Hill Page 12 of14

Week 6: Show What You Know (Blackline Masters) “Reading for Mister Paredo”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The characters are alike in that both Mr. Paredo and Benito enjoy comic books. Also, each of them seems shy at first, but by the end both are happy and want to meet again.

3-point Answer Both Mr. Paredo and Benito like comic books. They want to get together again.

2-point Answer Mr. Paredo and Benito like comic books.

1-point Answer Both like to read.

“Getting to Know Sharks”

Question 5 READ THINK EXPLAIN

2-point Answer People call sharks the “wolves of the sea” because sharks are as skillful hunting in the water as wolves are on land. People should not fear most sharks, however. Of the 370 species of sharks, only 27 of them have been known to attack humans. Even the great white shark would prefer to eat other sea creatures rather than humans.

1-point Answer They are called “wolves of the sea” because they are greatly feared. People should not fear sharks because only 27 of them have ever attacked a human.

© Macmillan/McGraw-Hill Page 13 of14

Grade 4, Unit 6 Week 3: Time for Kids Test Prep “Out on a Limb”

Question 4 READ THINK EXPLAIN

2-point Answer The main idea of this article is that new technology is making it possible for scientists to study the canopies of tropical rain forests, where more than half of all life-forms on Earth can be found. Supporting details include the characteristics that make studying the canopy so desirable and the discussion of the canopy crane.

1-point Answer The main idea is that scientists can now study the canopy of rain forests.

Question 5 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer The canopy crane is an ordinary construction crane equipped with a special platform. The crane lifts the platform above the treetops and lowers it into the rainforest canopy. Scientists study the plants and animals right from this platform.

3-point Answer The canopy crane is a construction crane with a platform. Scientists stand on this platform and are lifted into the forest canopy, where they can study plants and animals there.

2-point Answer The canopy crane has a platform that goes over the tops of the trees. Scientists use it to get to the forest canopy.

1-point Answer They use the canopy crane to reach the canopy.

© Macmillan/McGraw-Hill Page 14 of14

Week 6: Show What You Know (Blackline Masters) “Mouse and Crow” Question 5

READ THINK EXPLAIN

2-point Answer Mouse’s problem was that after their flight Crow demands all of her crystals in exchange for bringing her back home. Mouse learns that not everyone can be trusted and also that at times you can advantage of someone’s greed. She uses Crow’s greed to trick him into accepting bottle caps instead of her crystals.

1-point Answer Mouse is tricked. Crow will not take her home until she promises to give him more crystals.

“Diamonds for the Taking”

Question 4 READ THINK EXPLAIN _______________________ _______________________ _______________________ _______________________ _______________________

4-point Answer First, particles of rock and earth settled to the bottom of the shallow sea that covered parts of New York State 500 million years ago. Over millions of years, this sediment built up. The weight of these layers of sediment pressed down on the bottom layers and turned them into rock. Then, water seeped into cracks in the rocks and got trapped inside. Over time, crystals formed in these pockets. These crystals are Herkimer diamonds.

3-point Answer Part of New York State was covered by a sea 500 million years ago. Sediment fell to the bottom of this sea, and there was a lot of pressure until rock formed. Then water got inside cracks in the rock. This water turned into the crystals.

2-point Answer New York State was covered by water. It took millions of years for crystals to form from water trapped inside of the pockets in rocks.

1-point Answer New York was underwater. The bottom layers got pressed into rock. Then, water got inside.