(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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metamorphic
slate
marble
What do we call decaying plant and animal material in the soil?
humus
Which mineral is used in pencils instead of lead?
graphite
The best conductor of electricity
copper
a scientist who studies the structure of the earth
geologist
All minerals form a special kind of solid called this.
crystal
oil in its natural state
crude oil or petroleum
an underground spring that shoots up streams of boiling water
geyser
Which material is a very durable artificial rock?
concrete
rare, beautiful minerals that are very hard but have not been polished
gemstones
used in plaster of Paris
gypsum
types of weathering
chemical
physical
The only metal that is liquid at room temperature
mercury
a person who explores caves
spelunker
sedimentary
limestone
sandstone
shale
What is the molten rock in the earth's mantle called?
magma
igneous
granite
pumice
obsidian
basalt
fossils that form when mud burries a plant or animal and then quickly hardens around it
mold fossils
scientists who study fossils are called
paleontologists
A rocklike object that looks like a mudball on the outside but is filled with crystals on the inside.
geode
plant and animal remains that have been turned into stone
petrified fossils
easily broken into flat sheets
mica
The rarest gemstone
ruby
the brown or black substance used for fuel is called
coal
Which rock is often used to make chalkboards?
slate
a lightweight, nonmagnetic, rustproof metal
aluminum
Which rock smells like mud when it is wet?
shale
The hardest of all substances...
diamond
A person who studies minerals...
mineralogist
A radioactive metal used as a source for nuclear power.
uranium