Online Program
Directions: Read the passages. Then, answer the questions.
Nature's GPS: Echolocation
1 Echolocation is a special skill animals have for navigating and finding their way in the world. Some people who can't see also use a unique form of echolocation. Ever wondered why?
It turns out that echolocation helps these animals and people understand their surroundings by using sound instead of sight.
2 Over a thousand animals use echolocation, including most bats, whales, and small mammals. Bats are helpful for controlling pests, pollinating plants, and spreading seeds. Many of them are active at night, living in burrows or oceans, using echolocation to find food in the dark. Animals have different ways of using echolocation, like vibrating their throats or flapping their wings.
3 Echolocation is when some animals "see" using sound. Instead of using their eyes, they make special sounds and listen for the echoes.
Is echolocation a 6th sense?
4 For animals like bats and whales, echolocation is like having a sixth sense. It helps them understand their surroundings better, making it easier to survive and grow where vision alone might not be enough.
5 Echolocation begins with making sound waves. These waves bounce off objects, creating echoes that animals or people can understand. The brain understands these echoes, giving a detailed map of the surroundings.
6 Bats are fascinating creatures that fly in the dark using echolocation. Picture a bat flying at night. It makes a high-pitched sound, and when the sound hits an insect, it bounces back. The bat instantly knows where the insect is, helping it catch prey correctly. Bats are crucial for pest control, pollination, and spreading seeds, benefiting agriculture and the environment.
7 Whales, the big creatures of the ocean, also use echolocation. They make clicks and listen for echoes to find objects and navigate through the vast sea, specially for finding food and communicating over long distances.
8 Dolphins, known for their playfulness and intelligence, also use echolocation to explore their underwater world. They create clicks and listen to echoes to detect obstacles, communicate, and hunt for fish.
9 Echolocation isn't only for animals; some humans use it too. People who are blind can develop a special hearing sense to navigate. By making sounds and listening to echoes, they can create a mental map of their surroundings. Many vision-impaired people use echolocation in their daily lives, making clicks with their tongues or an object like a cane to walk confidently and independently.
Is echolocation a special skill? It’s more than that!
10 Echolocation shows how, to protect themselves, different species adapt to their environments. Bats and whales mostly use it for navigation in their surroundings. Dolphins use it for both navigation and communication. It shows the incredible variety of nature's solutions to life's challenges.
11 Echolocation is a crucial survival skill for many animals. In the dark or underwater, where eyesight might be limited, echolocation helps animals find food, avoid danger, and communicate with others.
12 Discovering that some humans also use a form of echolocation shows the universal connections between different kinds of life. Whether we have wings, fins, or canes, the ability to navigate and understand the world is something we share with other animals on this planet.
Why is the photograph of a dolphin used in the article?
Directions: Read the passages. Then, answer the questions.
Nature's GPS: Echolocation
1 Echolocation is a special skill animals have for navigating and finding their way in the world. Some people who can't see also use a unique form of echolocation. Ever wondered why?
It turns out that echolocation helps these animals and people understand their surroundings by using sound instead of sight.
2 Over a thousand animals use echolocation, including most bats, whales, and small mammals. Bats are helpful for controlling pests, pollinating plants, and spreading seeds. Many of them are active at night, living in burrows or oceans, using echolocation to find food in the dark. Animals have different ways of using echolocation, like vibrating their throats or flapping their wings.
3 Echolocation is when some animals "see" using sound. Instead of using their eyes, they make special sounds and listen for the echoes.
Is echolocation a 6th sense?
4 For animals like bats and whales, echolocation is like having a sixth sense. It helps them understand their surroundings better, making it easier to survive and grow where vision alone might not be enough.
5 Echolocation begins with making sound waves. These waves bounce off objects, creating echoes that animals or people can understand. The brain understands these echoes, giving a detailed map of the surroundings.
6 Bats are fascinating creatures that fly in the dark using echolocation. Picture a bat flying at night. It makes a high-pitched sound, and when the sound hits an insect, it bounces back. The bat instantly knows where the insect is, helping it catch prey correctly. Bats are crucial for pest control, pollination, and spreading seeds, benefiting agriculture and the environment.
7 Whales, the big creatures of the ocean, also use echolocation. They make clicks and listen for echoes to find objects and navigate through the vast sea, specially for finding food and communicating over long distances.
8 Dolphins, known for their playfulness and intelligence, also use echolocation to explore their underwater world. They create clicks and listen to echoes to detect obstacles, communicate, and hunt for fish.
9 Echolocation isn't only for animals; some humans use it too. People who are blind can develop a special hearing sense to navigate. By making sounds and listening to echoes, they can create a mental map of their surroundings. Many vision-impaired people use echolocation in their daily lives, making clicks with their tongues or an object like a cane to walk confidently and independently.
Is echolocation a special skill? It’s more than that!
10 Echolocation shows how, to protect themselves, different species adapt to their environments. Bats and whales mostly use it for navigation in their surroundings. Dolphins use it for both navigation and communication. It shows the incredible variety of nature's solutions to life's challenges.
11 Echolocation is a crucial survival skill for many animals. In the dark or underwater, where eyesight might be limited, echolocation helps animals find food, avoid danger, and communicate with others.
12 Discovering that some humans also use a form of echolocation shows the universal connections between different kinds of life. Whether we have wings, fins, or canes, the ability to navigate and understand the world is something we share with other animals on this planet.
What does the author suggest by using the phrase ‘the universal connections’ in paragraph 12?
Directions: Read the passages. Then, answer the questions.
Nature's GPS: Echolocation
1 Echolocation is a special skill animals have for navigating and finding their way in the world. Some people who can't see also use a unique form of echolocation. Ever wondered why?
It turns out that echolocation helps these animals and people understand their surroundings by using sound instead of sight.
2 Over a thousand animals use echolocation, including most bats, whales, and small mammals. Bats are helpful for controlling pests, pollinating plants, and spreading seeds. Many of them are active at night, living in burrows or oceans, using echolocation to find food in the dark. Animals have different ways of using echolocation, like vibrating their throats or flapping their wings.
3 Echolocation is when some animals "see" using sound. Instead of using their eyes, they make special sounds and listen for the echoes.
Is echolocation a 6th sense?
4 For animals like bats and whales, echolocation is like having a sixth sense. It helps them understand their surroundings better, making it easier to survive and grow where vision alone might not be enough.
5 Echolocation begins with making sound waves. These waves bounce off objects, creating echoes that animals or people can understand. The brain understands these echoes, giving a detailed map of the surroundings.
6 Bats are fascinating creatures that fly in the dark using echolocation. Picture a bat flying at night. It makes a high-pitched sound, and when the sound hits an insect, it bounces back. The bat instantly knows where the insect is, helping it catch prey correctly. Bats are crucial for pest control, pollination, and spreading seeds, benefiting agriculture and the environment.
7 Whales, the big creatures of the ocean, also use echolocation. They make clicks and listen for echoes to find objects and navigate through the vast sea, specially for finding food and communicating over long distances.
8 Dolphins, known for their playfulness and intelligence, also use echolocation to explore their underwater world. They create clicks and listen to echoes to detect obstacles, communicate, and hunt for fish.
9 Echolocation isn't only for animals; some humans use it too. People who are blind can develop a special hearing sense to navigate. By making sounds and listening to echoes, they can create a mental map of their surroundings. Many vision-impaired people use echolocation in their daily lives, making clicks with their tongues or an object like a cane to walk confidently and independently.
Is echolocation a special skill? It’s more than that!
10 Echolocation shows how, to protect themselves, different species adapt to their environments. Bats and whales mostly use it for navigation in their surroundings. Dolphins use it for both navigation and communication. It shows the incredible variety of nature's solutions to life's challenges.
11 Echolocation is a crucial survival skill for many animals. In the dark or underwater, where eyesight might be limited, echolocation helps animals find food, avoid danger, and communicate with others.
12 Discovering that some humans also use a form of echolocation shows the universal connections between different kinds of life. Whether we have wings, fins, or canes, the ability to navigate and understand the world is something we share with other animals on this planet.
What detail in paragraph 10 best helps the reader understand the phrase “nature's solutions”?
Reading: Informational Text (RI.3.7)
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