Grade 5. Topic 15. The surface of the earth Flashcards Preview

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Flashcards in Grade 5. Topic 15. The surface of the earth Deck (15):
1

What is the name for the hard rocky layer around the surface of the earth.

The hard rocky layer is called the crust.

2

Does the crust of the earth go under the water and oceans?

Yes the crust of the earth is also under the oceans

3

What is the earth crust made of?

The earth crust is made of rock

4

All life on earth depends on 4 things to survive. What are they?

Soil, air, water and sunlight to survive

5

How do plants make their own food to survive?

Plants use nutrients and water in the soil, carbon dioxide from the air and sunlight to make their own food.

6

What do animals need to survive?

Animals me
Soil,
air,
water and
sunlight to survive

7

What is the layer of soil that lies on the surface of the earth called?

Top layer of soil on the earth surface is called top soil

8

What does the word decomposed mean?

Decompose is to break down into smaller parts

9

What is fertile soil and what is it needed for?

Fertile soil is rich in nutrients and plants can grow well in it

10

What is the layer of soil that lies beneath the topsoil called?

Subsoil

11

Name two ways that soil can support life on earth

Habitats and homes for animals.
Provide plants with nutrients and water

12

What is the name of the soil that the farmers plant their seeds to grow in

Topsoil because it is the most fertile

13

Top soil is formed when rocks break into smaller grains overtime. Give three examples

Rocks that come into contact with water and air. Chemicals in the water we can rocks. the roots of plants crack rocks

14

The Center of the earth is made from HOT MOLTEN rock.
true or False

True, the Earth center is made from hot rock called MOLTEN when it reaches the earths surface it is called LARVA

15

How Deep was the deepest hole made into the Earth.

a) 1km deep

b) 10km deep

c) 100km deep

d) 1000km deep

The deepest hole made into the Earths surface was
b) 10km deep