Podcast
Questions and Answers
Rocks found on the Earth are constantly being broken down by a natural process known as ______.
Rocks found on the Earth are constantly being broken down by a natural process known as ______.
weathering
The force of ______ and water can cause rocks to break down and reform.
The force of ______ and water can cause rocks to break down and reform.
wind
Repeated ______ and contraction can cause the rocks to crack and eventually break down into pieces.
Repeated ______ and contraction can cause the rocks to crack and eventually break down into pieces.
expansion
The roots of ______ plants can grow into the cracks formed in rocks.
The roots of ______ plants can grow into the cracks formed in rocks.
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As the plants grow over time, they can ______ the rocks to break down.
As the plants grow over time, they can ______ the rocks to break down.
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Soil is essential for many ______ to grow
Soil is essential for many ______ to grow
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Weathering can cause ______ to break down into very small bits known as minerals.
Weathering can cause ______ to break down into very small bits known as minerals.
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The topsoil is usually ______ in colour and rich in nutrients.
The topsoil is usually ______ in colour and rich in nutrients.
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The subsoil is made up of ______, silt and clay.
The subsoil is made up of ______, silt and clay.
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The parent material is made up of ______ that have been broken down into small pieces.
The parent material is made up of ______ that have been broken down into small pieces.
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