Earth spheres

atmosphere

the layer surrounding Earth, made up of the Troposphere, Stratosphere, Mesosphere, Thermosphere, and Exosphere

hydrosphere

all of the water on Earth

geosphere

all of the land and oceans on Earth

biosphere

all of the nature/organisms on Earth

Climate change

when large amounts of carbon dioxide are released into the atmosphere, warming up the Earth

greenhouse effect

the effect of reversing climate change

carbon footprint

1. a measure of the amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, etc.

patterns

something that is repeated

rotation

the spinning of an object

revolution

when an object travels around another object

axis

the line going through Earth

orbit

when one object circles around another object

polaris

the bright star that always points north

middle latitude

the latitudes in the middle of Earth

season

the 4 seasons in a callender year

equator

the line across the middle of the Earth

indirect light

when light points indirectly at something

direct light

when light points directly at something

equinox

when seasons change

solstice

when summer and winter start