Fast changes
Slow changes
Both
100

What is a fast change to the earth when there is too much rainfall 

flood

100

how can an ant cause a change to the earths surface

building an ant hill

100

is a drought a fast or slow change to the earth's surface

slow

200

what is a fast change to the earth when the ground breaks

earthquake

200

how can wind cause a slow change to the earths surface

wind erosion

200

what is a drought

not enough rainfall, too dry for plants to grow

300

what is a fast change to the earth when lava covers the land

volcano

300

how can water cause a slow change to the earths surface

water erosion

300

how can animals cause changes to the earths surface

their footprints, they can eat the grass or ground
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