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3rd Grade ICSE
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16. The Earth

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Answer in one line

Prepared by: learnloophq@gmail.com
Last edited 37 days ago by Learn LoopHQ.

Chapter: 16. The Earth

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Answer in One Line

Who was the first person to prove that the Earth is round?
Ferdinand Magellan was the first person to prove that the Earth is round by sailing around the world.
What is the shape of the Earth?
The Earth’s shape is spherical, slightly flattened at the top and bottom poles, similar to an orange.
Why does the Earth appear flat to us?
The Earth appears flat to us because we can only see a small part of its vast surface at any given time.
What are the two flattened ends of the Earth called?
The two flattened ends of the Earth are called the North Pole (at the top) and the South Pole (at the bottom).
Why is the Earth called a unique planet?
The Earth is called unique because it is the only planet in our solar system known to have life.
What percentage of the Earth’s surface is covered by water?
Three-fourths (75%) of the Earth’s surface is covered by water.
What essential things does Earth have that are necessary to sustain life?
Earth has air, water, and the right temperature necessary to sustain life.
What is the atmosphere?
The atmosphere is the protective layer of air that surrounds the Earth, made up of various gases.
Name two gases found in the Earth’s atmosphere that are necessary for life.
Oxygen and carbon dioxide are two gases found in the Earth’s atmosphere that are necessary for life.
Why is water essential for all living things?
Water is essential for all living things because without it, there would be no plants and trees to produce oxygen, making the planet lifeless.
How does the Earth’s distance from the Sun help in supporting life?
The Earth’s distance from the Sun is just right, ensuring it receives the correct amount of heat, making it neither too hot nor too cold for life to exist.
How do clouds help regulate the Earth’s temperature at night?
At night, clouds do not allow the Earth’s heat to escape, which helps to keep the planet from becoming too cold.
What does the Earth provide us with as our home?
As our home, the Earth provides us with all that we need to exist, such as air, water, and food.
Name two ways you can protect Mother Earth regarding waste.
Two ways to protect Mother Earth regarding waste are not littering and not wasting food or water.
What can we do to help with trees to protect the Earth?
To help with trees to protect the Earth, we should not cut them and instead start planting more of them.
Who do all living things depend on to take care of the Earth?
All living things depend on humans to take care of the Earth.
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