what is ohmn
what resistance is measured in
when were the continents made
250 million years ago
whats the first layer
troposphere
imaganary line unnign through Earth's poles
axis
what are the inner planets
what mars, earth, venus and mercury
what is a series circuit
a single pathway circuit
where are deep sea trenches located
at the age of he continents
second layer
stratosphere
how long does it take for one rotation on its axis
one day
what the inner planets called
what the rocky planets
what is a parallel circuit
a circuit with multiple pathways
what Is the driving force for plate tectonics
mantle convection
third layer
mesosphere
what is one revolution is equal to what
1 year
what are the outer planets
jupiter, saturn, uranus, neptune
what is the si unit for electric current
ampere
where is new oceanic crust made
at mid ocean ridges
fourth layer
thermosphere
what causes Earth's seasons
its tilt
what are they known as
the gas giants
what is binanary code made of
0s and 1s
when the poles are reversed what direction will they face
the oppisited as they are now
fifth layer
exosphere
the ozone layer protects what
the sun
what are scattered stars in the sky called
what are constellations