Energy in Ecosystem
Earth and Sun
Matter
Energy and Matter
Radom
100
A living thing that gets energy by breaking down dead organisms and animal wastes into simpler substances

decomposer

100

Earth is tilted at what degree

23

100

particles that are tightly packed together

Solid

100

Group of organisms of the same kind in an ecosystem

Population

100

Formed as magma cools

Igneous rock

200

A diagram that shows the energy is lost at each level in a food chain.

energy pyramid

200

Earth moves

clockwise

200

Feeling, food, and time are not

Matter

200

Consists of all the populations that live and can interact in an area

Community

200

Atmosphere layer we live in 

troposphere

300

transfer of food energy between organisms in an ecosystem

food chain

300

Earth completes its orbit around the sun in approximately

one year

300

Particles that are very far apart is called

Gas

300

Animals that hunt

Predator

300

Lakes, rivers, and streams are example of

fresh water

400

group of food chains that overlap

food web
400

Equinox means

Equal day and night

400

Mirrors and glass can be identified by its

Reflectivity

400

Animals that are caught and eaten by predators

Prey

400

The process by which a gas changes into a liquid

Condensation

500

Animal that feets on dead plants and animals.

scavenger

500

The sun is a 

Star

500

Lemonade is an example of a 

solution

500

Initial source of energy

Sun

500

Process by which a liquid changes into a gas

evaporation

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