Match each term to the appropriate description. population
a group of on
of Alaska
species
all orca whal
one area
community
all orca whal
ecosystem
a single orca
organism
allorca whal
the Pacific Ocean

Which of the following is a cost of urbanization? a-cities can provide a high standard of living. b-cities are hubs of entertainment and education. c-paving over land changes the environment. d-job opportunities are greater in urban centers.

What happens whenever a net force acts on an object

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.