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WorksheetsSedimentary Rocks
Total questions: 47
Worksheet time: 26mins
What does the word compaction mean?
(a)
(a) is the gluing or sticking together of sediments
Write the definition of sediment in your own words!
(a) sedimentary rocks are formed by compacted sediments and are classified by their size
List at least two examples of clastic sedimentary rocks. (spelling doesn't count)
(a) rocks are the only type of rock that will contain fossils or evidence of past life?
Which one is the definition of sedimentary rocks
bark, leaves or mayonnaise that has been carried around the earth.
Rocks, sand or dirt that has been carried to place by water, wind, or glacier
dirt that sits for millions of years
eroded dirt
definition of erosion
wind blowing
animals pooping and turning into fossils by wind
the breakdown of materials in the earths crust into sediment
breakdown of leaves
an organism is...
a Lamborghini Ferrari 12320690 turbo super charged Porsche
a living thing
an animal
a plant
sedimentary rocks often contain fossils.
True
False
A excavation site is...
where nerds look for nerd stuff
where scientists test dangerous chemicals
where you mine for cookies
A place where scientists look for ancient remains
Choose all facts about sedimentary rocks
is a igneous rock
3/4 of the earths crust is sedimentary rocks
sediment is 7 million years old
can be eaten
Fossils are...
Your parents
The remains or traces of an animal or plant from millions of years ago, preserved as a rock
animal droppings that are old
animal skulls
Sandstone and Limestone are examples of what kind of rock?
Igneous rocks
Sedimentary rocks
Metamorphic rocks
Water rocks
What is amber
green liquid
monkey farts in a jar
A yellowish brown substance formed from fossilized tree sap
dung that is old
The science that deals with fossils and other ancient life forms is
(a)
what is the definition of weathering
the breakdown of the materials in the earths crust into sediment
the weather
the temperature and how much wind there is
entire teeth, bones and shells can all be preserved in what?
Amber
Sedimentary rocks
Sand
Casts and molds
Fossils can tell us the adaptations of animals millions of years ago.
I don't know
Sometimes
No
Yes
Draw a fossil.
When other matter, like a leaf falls in between the sediment rock layers it becomes part of the rock when the layers push together.
True
False
Only Dinosaurs have fossils.
No. Air can also be a fossil.
No. Things like plants also have fossils.
Yes.
Trace fossils are not evidence of animal tracks.
True.
False.
As rocks weather pieces of ____ are created
A chemical substance called uranium
Gold
Nothing
Sediment
Diamonds
What are the types of sedimentary rock?
Igneous; Metamorphic; Sedimentary
Clastic; Igneous; Sedimentary
Chemical; Clastic; Inorganic
Organic; Clastic; Chemical
Organic rocks are...
Made from heat
Made when water evaporates and minerals crystallize
Made from the remains of dead animals/plants
Made from pieces of other rocks
Small pieces of rock, pebbles, sand and silt are called?
weathering
sediment
miniatures
What characteristic to sedimentary rocks often have?
weather patterns
tiny crystals
horizontal layers
glassy surfaces
What is the correct order of the sedimentary process?
cementation, compaction, deposition, erosion, weathering
erosion, compaction, cementation, weathering, deposition
weathering, erosion, deposition, compaction, cementation
Which best describes deposition?
sediment pressing together
dissolved minerals crystallize and glue particles together
particles settle as sediment layer by layer
running water or wind carry away fragments of rock
Which process best describes compaction?
particles are squeezed together under pressure
particles glue together as minerals harden
sediment settles
How are clastic rocks formed?
minerals dissolve in a solution & then crystallize
rock fragments are squeezed together
remains of plants & animals are deposited in thick layers
Shale forms from tiny particles of
Clay
Sand
Mica
Sedimentary rock forms from materials at Earth’s _________________________.
surface
core
mantle
magma
The process of breaking rock into smaller pieces is called what?
erosion
deposition
weathering
sedimentation
Layers of sediment that build up over millions of years is a process called what?
magma
lava
sedimentation
evaporation
These types of sedimentary rocks are made of sediments that were weathered, transported, and deposited in layers.
clastic rocks
chemical rocks
igneous rocks
weathering rocks
Clastic rocks are classified by the size of the ____________________ particles that form them.
sediment
igneous
lava
colorful
Shale forms from layers of compacted _____________.
lava
magma
cement
clay
_____________________ is the most common sedimentary rock.
granite
shale
quartz
sandstone
Medium-sized particles form clastic rocks called _______________________________.
shale
sandstone
limestone
gypsum
___________________________ is the most common chemical sedimentary rock. It is made mostly of a mineral called calcite.
shale
coal
sandstone
limestone
Limestone often contains many __________________________.
fossils
diamonds
rubies
clay particles
Sedimentary rocks are the kinds most likely to contain __________________. Scientists observe these in order to piece together information about what life was like in the past.
minerals
solutions
diamonds
fossils
