Rocks and Soil

What is the rock cycle?

• the steps a rock goes through as it melts into lava
• a process in which wind and water break rocks into small pieces
• a process in which one type of rock changes into another type
• the steps a rock goes through as it grows crystals

Tags

NGSS.MS-ESS2-1

Which statement about sedimentary rocks is true?

• They are found only in the ocean, where waves break them into small pieces. 
• They are made up of bits of rock that have been pressed together.
• They are blasted out of volcanoes.
• They are melted together with other rocks. 

Tags

NGSS.MS-ESS1-4

Which type of rock is formed when other rocks go through changes caused by heat and pressure?

• igneous rocks
• sedimentary rocks
• metamorphic rocks
• all of the above

Weathering is related to changing in the same way that erosion is related to_____.

• building
• moving
• growing
• stopping

What causes a sedimentary or igneous rock to turn into a metamorphic rock?

• melting in magma
• heat and pressure deep underground
• weathering and erosion on Earth's surface
• all of the above

What causes a metamorphic or igneous rock to turn into a sedimentary rock?

• melting in magma
• heat and pressure deep underground
• weathering and erosion on Earth's surface
• all of the above

A handful of soil has a reddish color and holds a lot of water.  It is most likely

• Clay
• Loam
• Silt
• Humus

Which of the following types of soil is composed of decaying parts of organisms and is often used to plant house plants?

• Clay
• Sand
• Humus
• Silt

pieces of sediments  that have been  pressed together

• Sedimentary
• Metamorphic
• Igneous

Tags

NGSS.MS-ESS2-1

Which soil component has the least capacity for holding water?

• silt

• clay

• sand

• humus