Earth and Space Science - 2nd Grade Science

Card 0 of 336

Question

Water is found in many places on Earth. This photo is of a(n) __________.

Mckenzie River, Central Oregon, Forest

Answer

This is a photo of a river. A river is a large stream of flowing water. Water can be found everywhere on Earth, though! Water can be found underground, in oceans, seas, ponds, lakes, glaciers, swamps, streams, our atmosphere, and more. This is just one location to find water on Earth.

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Question

LeBron has to make a model of the shapes of the land in his area. He gets modeling clay, dirt, grass, rocks, and a tray. Which item should he choose to help make his model accurate?

Answer

Maps are a perfect way to show the shapes of the land that is in an area. By mapping the land, people can see the shape, size, and how the surrounding bodies of water are shaped as well. If the map is local and, detailed LeBron can use this as a plan to follow when making the model.

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Question

Select the time that could be when the sun rises.

Answer

The sun rises in the morning. Looking at our answer choices, we have times that are in and .

Times that are in are morning times. Times that are in are afternoon and evening times.

Because the sun rises in the morning, our answer choice needs to end in .

is the middle of the night, and the sun is not out in the middle of the night. is a morning time and the sun could rise around .

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Question

Select the time that could be when the sun sets.

Answer

The sun sets in the evening. Looking at our answer choices, we have times that are in and .

Times that are in are morning times. Times that are in are afternoon and evening times.

Because the sun sets in the evening, our answer choice needs to end in .

is the middle of the night, and the sun is not out in the middle of the night. is a morning time so the sun would not be setting. is the middle of the afternoon, when the sun is at its highest point, which means that the sun would not be setting.

could be a time that the sun is setting.

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Question

Select the time that the sun is at its highest point.

Answer

The sun is at it's highest point during the afternoon, around

Around the sun is just rising, so it's at one of its lowest points.

Around the sun is setting, so it's at one of its highest points.

is the middle of the night, so it the sun is not up because it's dark.

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Question

Select the example of reusing an object.

Answer

When you reuse something, you use something again.

Once you are done drinking a bottle of water, if you throw it away you aren't going to reuse it. But, if you refill the water bottle, that is an example of reusing the bottle.

Re-buying the same type of water or water bottle is not an example of reusing something. You are just buying the item again.

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Question

Which factor(s) can change the shape of the land?

Answer

All of these listed answer choices are correct. Wind, water, and plants all change the shape of the land through weathering and erosion. When the land changes, it can cause problems for humans and the environment. Sometimes humans have to intervene and help fix what nature has created.

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Question

Water exists as solid ice and in liquid form.

Answer

The statement is true; water can be found on Earth in solid and liquid form. Water can be found on Earth in a solid form in cold areas as ice. Water can be found in a liquid form in places such as ponds, oceans, rivers, and more.

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Question

Why is water on Earth in both the solid and liquid state?

Answer

Water on Earth can be found in both the liquid and solid states depending on the temperature and conditions of the environment it is in. In a hot place like the desert, water will not be found in a solid form as ice; it would be a liquid. In somewhere that is below freezing, one would likely see frozen water known as ice. In conditions such as a thunderstorm, both liquid and solid ice can be found it there is rain and hail.

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Question

Kaitlyn is looking to match different forms of water to images for a project. Which photo shows water in a solid form?

Answer

Water can be found in a liquid or solid state on Earth. The photo that represents a solid-state of matter is the ice and glaciers. These are large bodies of frozen water. The waterfall, ocean wave, and bottled water are all in a liquid form.

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Question

Which photo represents water in a liquid form?

Answer

Water on Earth can be found in both liquid and solid states. Three of the photographs show water in the solid form - the mountain is covered in snow, which is solid, the ice cubes and icicles are frozen water. The only photo that demonstrates water in a liquid form is the drops on the window.

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Question

How could water be changed from its liquid form on Earth to a solid form?

Answer

Water can be changed from a liquid to a solid by freezing it. Many times ponds and lakes become frozen over when temperatures drop, and the liquid water is turned to ice. In the wintertime in many places, instead of rain falling from the clouds, we see snow because the temperatures are freezing and the water freezes.

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Question

Which answer choice is an example of solid and liquid water on Earth?

Answer

Earth has both liquid and solid water present. An example of how both of these forms can be found on Earth is that hail is solid, and rain is a liquid. They are both water but just in different forms. Students will learn about other forms of water and how they change in upper grade-levels.

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Question

How could water be changed from its solid form on Earth to a liquid form?

Answer

Water can be changed from a solid to a liquid by melting it. Many times ponds or lakes are frozen in the winter when the temperature is low, the water is solid, and has turned to ice. In the spring, the temperatures start to rise in many places, and the frozen water melts back into its liquid state. Other places in the world may still be cold, and water remains froze. This is how solid and liquid water can exist at the same time in different areas.

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Question

Water only exists in solid states when it is warm.

Answer

The statement is false; water can be found on Earth in solid AND liquid form. Water can be found on Earth in a solid form in cold areas as ice. Water can be found in a liquid form in places such as ponds, oceans, rivers, and more. When water is located in a solid-state, it would be in cold temperatures.

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Question

The photo below represents water in what state(s)?

Iceberg, Ice, Water, Frozen, Melting

Answer

Water on Earth can be found in both the liquid and solid states depending on the temperature and conditions of the environment it is in. In this photo, both states of water are present. There is liquid water in the ocean or sea, and the large blocks of ice are solid glaciers.

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Question

Which photo represents water in a liquid form?

Answer

Water on Earth can be found in both liquid and solid states. Three of the photographs show water in the solid form - the glacier, the ice cubes, and icicles are frozen water. The only photo that demonstrates water in a liquid form is the waterfall.

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Question

Which answer choice correctly lists places where water can be found on Earth?

Answer

Water is everywhere on Earth. It can be found underground, in glaciers, icebergs, lakes, streams, ponds, rivers, and oceans. About 72% of the Earth is made up of water! Looking at maps of the world can help put into perspective how much water there is on Earth.

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Question

Which image correctly identifies where there is water on Earth?

Answer

These four images are from the same portion of the world map. A map is a great place to look for landforms, bodies of water, and landmasses. When using a map, all bodies of water will be blue, and the land may be tan, green, or in this case, multiple colors to distinguish between the countries. You may also notice that the water is not labeled. Maybe times, there will be one label for an ocean or sea, but because it is so large, there may be portions that look unlabeled.

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Question

Water is found in the ocean, rivers, lakes, and ponds.

Answer

The statement is a fact, so it is true. Water can be found in oceans, rivers, lakes, ponds, and more locations. Almost three-quarters of our Earth is made of water, so you are likely to find it if you go looking.

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