Sedimentary Rock

What is weathering?

• A process that breaks down rocks into smaller pieces
• A shift in weather patterns
• The process by which mountains are formed
• The process by which the seasons change

What types of rocks are formed by weathering?

• metamorphic rocks
• igneous rocks
• sedimentary rocks
• magma

How long does the weathering process take?

• a few days
• no more than a month
• exactly a month
• years and years

Which of the following is the correct definition of "sedimentary rock"

• Type of rock made up of pieces of rock, sand and shells
• processes that break down rock into smaller pieces
• small particles of rock
• process where particles are pressed and glued together

Which of the following is the correct definition of the word "sediment"

• process of laying down particles (usually in layers)
• Type of rock made up of pieces of rock, sand and shells
• processes that break down rock into smaller pieces
• small particles of rock

Which of the following is the correct definition of the term "compaction and cementation"?

• Type of rock made up of pieces of rock, sand and shells
• process of laying down particles (usually in layers)
• small particles of rock
• process where particles are pressed and glued together

Which of the following is the correct definition of the term "weathering & erosion"?

• process where particles are pressed and glued together
• processes that break down rock into smaller pieces
• Type of rock made up of pieces of rock, sand and shells

Which of the following is the correct definition of the term "deposition"?

• process of laying down particles (usually in layers)
• small particles of rock
• process where particles are pressed and glued together
• Type of rock made up of pieces of rock, sand and shells

Why are fossils often found in sedimentary rock?

• The remains of dead plants and animals settle to the bottom of an ocean or lake and are covered by mud. Pressure eventually forms these layers into rock.
• Fossils are often found in all three types of rock.
• Fossils were only formed during the times that sedimentary rocks were formed.
• Fossils are not found in sedimentary rock.

Preserved parts or traces of animals and plants that lived in the past are ___.

• life cycles
• rocks
• sediments
• fossils