Match each term to the appropriate description. ecosystem
allorca whales, fish, and seaweed living in
one area
organism
a single orca whale
community
allorca whales in the world
species
a group of orca whales living along the Gulf
of Alaska
population
allorca whales, fish, seaweed, islands, and
the Pacific Ocean
Intro
Yes

There are six elements that make up most of the human body. which of the following is not one of these six elements?

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."