summary 3 about food chain and food web

food chain: is the path of energy in food from one organism to another. example:
food web:the overlapping food chain in a community.example:
producers that make their own food example:consumer that hunt for food example:
THE END.

summary 2 vocabulary of living things and their environment

Ecosystem is a place where biotic factor that is the living things
 and abiotic factor that is the non-living things interact with each other.
examples of biotic factor :protist,algae,plants,animals,fungi and bacteria.picture:examples of abiotic factor:water,light,minerals and others. picture:in a ecosystem each organism have an habitat some live in water,trees or soil they can live alone or in groups called community is all the population living in an area.where each organism have a role to help the other in the ecosystem.

resume of vocabulary# 1

energy resource

Energy produce when we eat food+oxygen="energy"

food+oxygen="energy"

when the corn fermentation it produce a gas that name is "methane.

vocabulary about earth water supply

desalination getting fresh water from seawater.

water cycle the continuous movement ofwater between earth surface and the air,changing from liguid to gas to liguid.

groundwater water that seeps into the ground into spaces between bits of rock and soil.

water table the top of the water filled spaces in the ground.

aquifer an underground layer of rock or soil  filled with water.

spring a place where ground water seeps out of the ground.

well a hole dug below the water table that water seeps into.

reservoir a storage area for freshwater supplies.
illustrate