Earth's Structure
inner earth, flowing and solid metals
inner and outer core
Which seasons experience solstices
summer and winter
Spring tides occurs during what phases of the moon? And neap tides?
Spring: full and new
Neap: first and third
name 3 wetlands and why they are good fro animals
marsh, swamp, bog, nuetrients and camp
explain how an air mass forms
2 fronts come together, one leads another
outer most part; flowing rock, humans reach these layers
crust and mantle
what affects gravity?
mass and distance
3 types of heat transfer
conduction convection radiation
name parts of a water cycle
evaporation, condensation, precipitation, runoff
explain point source and non point source and give examples of each
sourced, not sourced, factory, trash in ocean
density formula
d=m/v
how long is the moon's revolution? How many phases of the moon are there?
27 days, 8 phases
name reasons a christian would say that we need to protect the earth
hope in Gospel, don't silence voice, God created it
explain the polarity of water
slightly negative/ positive but overall neutral
name percentages of water
96 percent ocean, 2.5 freshwater,
fresh water:
30 percent ground 68 glaciers and ice caps
more surface water
lakes 20 ice and snow 73
DAILY DOUBLE what is the lower mantle called?
asthenosphere
lunar eclipses happen during what? Explain between partial and total lunar eclipses.
full moon, total: entire moon moves into umbra
Partial : part of moon passes into umbra
name 5 systems of the earth
hydro, cryo, atmo, geo, bio
name the 6 water quality variable and give an example of a bioindicator
dissolved oxygen, water temp, nitrates, acidity, turbidity, bioindicator; lichen
explain temp in version
cold air trapped on top causes smog
A rock has a mass of 90g and a volume of 30cm. Lets say that water has the density of 2. What is the density of the rock and will it float or sink?
3, sink
a total solar eclipse lasts for about...?
7 minutes
name ALL of the layers of the atmosphere
tropos, stratos, ozone, meso, ion, thermo, exo
names parts of a wave and how water particles move
trough, crest, wave length, wave height, circular
how much percent of water are we?
:) 90