Fossils
Footprints, droppings, burrows, and tracks are examples of this type of fossil
trace fossil
Fossils occur most often in this type of rock
sedimentary
remains of once-living things that have been preserved
fossils
deepest layer of Earth
core
break in Earth's crust along which rocks move
fault
these can become fossils that help scientists know what an animal might have eaten
animal droppings
most earthquakes occur along these
faults
fossils that show how long-dead animals changed their environments
trace fossils
thickest layer of Earth, made of solid and melted rock
mantle
hot, melted rock that is underground
magma
heat and pressure can destroy remains of a thin plant or animal leaving this
carbon film
these are the three ways plates in the Earth can move
toward each other, away from each other, past each other
minerals that fill a mold and have the same shape as the original living thing
cast
the point on Earth's surface right above the focus of an earthquake
epicenter
a large basin that can form at the top of a volcano
crater
this type of fossils occurs when minerals take the place of once-living materials
petrified fossils
these are the three layers of the Earth
imprint made by the outside of a dead plant or animal formed when water washes plant or animal remains out of the rock
mold
layer of Earth that includes land and the ocean floor
crust
hardened tree sap that traps plants or insects
amber
this is the term for hardened tree sap that traps plants or insects
amber
these are the three types of volcanoes
shield, composite, cinder cone
shaking of Earth's crust
earthquake
the point underground where the movement of an earthquake first takes place
focus
fossils that occur when minerals take the place of once-living materials
petrified fossils