lesson - science
1) what are tropic levely? Give an example of a food chain and state the different tropic level in it
2) what day an electric circuite mean?
1) what are tropic levely? Give an example of a food chain and state the different tropic level in it
2) what day an electric circuite mean?
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1) Plants are the producers, and represents the first trophic level. Grasshoppers are the primary consumers, and represent the second trophic level. Frogs are the secondary consumers, and represent the third trophic level. Snakes are the tertiary consumers and represent the fourth trophic level.
2)A continuous and closed path of an electric current is called an electric circuit. An electric circuit consists of electric devices, a source of electricity and wires that are connected with the help of a switch.