earth's layers
Q1 (100): What is the outermost layer of the earth?
the crust
Q6 (100): What are the three types of rocks?
A: igneous, sedimentary, and metamorphic
Q11 (100): What are the preserved remains of plants or animals called?
fossils
Q16 (100): What are formations hanging from cave ceilings called?
stalactites
Q21 (100): What is the name of the material made of weathered rock and humus?
soil
Q2 (200): What is the melted rock called inside the earth?
magma
Q7 (200): What type of rock is formed by cooling magma?
igneous
Q12 (200): What is the term for fossils that have turned to stone?
petrified
Q17 (200): What are formations rising from cave floors called?
stalagmites
Q22 (200): What is decaying plant and animal matter called?
humus
Q3 (300): Name the three main layers of the earth.
crust mantle core
Q8 (300): Which rock may begin as shale and becomes a metamorphic rock?
slate
Q13 (300): What is amber made of?
hardened tree sap
Q18 (300): What is a person who explores caves called?
spelunker
Q23 (300): What is the process where rock is broken down by temperature or wind?
physical weathering
Q4 (400): Which layer is directly below the crust?
mantle
Q9 (400): What type of rock is formed from sediment pressed together?
sedimentary
Q14 (400): Which Bible character may have seen dinosaurs like the behemoth?
job
Q19 (400): What geyser in Yellowstone shoots water 150 feet into the air?
old faithful
Q24 (400): What does the word malleable mean?
able to be hammered into thin sheets
Q5 (500): What is magma called when it erupts on the surface?
lava
Q10 (500): What mineral is the hardest of all substances?
diamond
Q15 (500): What is a fossil called when it shows the shape of a foot, leaf, or feather?
print fossil
Q20 (500): What is a hot spring that erupts with water and steam called?
geyser
Q25 (500): What is the wise use of natural resources called?
conservation