Flashcards in Grade 5. Topic 15. The surface of the earth Deck (15):
What is the name for the hard rocky layer around the surface of the earth.
The hard rocky layer is called the crust.
Does the crust of the earth go under the water and oceans?
Yes the crust of the earth is also under the oceans
What is the earth crust made of?
The earth crust is made of rock
All life on earth depends on 4 things to survive. What are they?
Soil, air, water and sunlight to survive
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.
What do animals need to survive?
sunlight to survive
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
What does the word decomposed mean?
Decompose is to break down into smaller parts
What is fertile soil and what is it needed for?
Fertile soil is rich in nutrients and plants can grow well in it
What is the layer of soil that lies beneath the topsoil called?
Name two ways that soil can support life on earth
Habitats and homes for animals.
Provide plants with nutrients and water
What is the name of the soil that the farmers plant their seeds to grow in
Topsoil because it is the most fertile
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
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