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Water - A Precious Resource

luonut irfana banu

Food Resources

luonut huang caoling

Johannesburg, South Africa

luonut Joshua Hart

Sec 2 geography chapter 3 mindmap

luonut BENJAMIN JAMES LIM JIN CHENG N/A

science final by Adam Durbin

how do humans affect Earth's systems?

by greenhouse effect is mainly sun light getting trapped in the lower atmosphere in the earth. this gas in emitted in the air causing the earth to gradually heat up

the original picture is on this doc

burning trash affect the earth by putting harmful toxin in the air. more tree are dying on the earth.

by human emission is causing the earth to change it atmosphere over time by making the air unclean.

we impact by photosynthesis

pg.48

How has the earth changed over time?

the Electric static cling bring it together causing the nebula forming meteoroids, asteroides then planets.

Stratigraphic layers is about the layers of the earth that makes up the earth's crust and mantle.

Gravity increases as mass decreases which lead to asteroids becoming planets.

doc for original picture for this one

The earth started as a molten lava and gas. Over time landmasses emerged and oceans formed and tectonics plates moved and changed land masses.

pg.35

what is the earth's place in the universe?

static noise from the satellite left over from the bing bang that is part of the galaxy being created. the static noise is leftover momentum from the expansion particles after the big bang. starts out of a dust cloud into a nebula into a meteorite into a asteroid, and eventually gravity pulls into planet like earth.

the voyager that has got out of are galaxy bubble and going to the unknown neller space

the original picher are on this doc

there more galaxy that we have not seen yet the earth is the third planet from the sun. the earth got water & amino acids from meteoroids hitting the earth 14.3billion of years, enough oxygen was produced by earth stomalites with leds to atmosphere containing enough oxygen for life.

the earth's place in the universe is the milky way

pg.60