divergent
pulling apart
convergent
coming together
subduction
one slides down the other up
igneous rocks
lava, magma
glassy, gas bubble holes
granite, pumice, obsidian
metamorphic
heat pressure
sparkly crystals
marble, slate, gneiss
sedimentary
deposition, cementation
sand grains or pebbles, fossils
conglomorate, sandstone, limestone, shale
soil diagram
topsoil
subsoil
bedrock
renewable
solar
wind
hydro power
nonrenewable
fossil fuels
coal
nat gas
nuclear energy
earth sun moon
SUN—-Earth—–moon
we have seasons bc
of the earths tilt on its axis
when moon is getting smaller it is
waning
when face is visible of moon it is
waxing