Unit One, Topic 5 Flashcards
a collective term for the different types of harmful materials that are released into the environment through human activites
pollution
rain that contains higher than normal levels of acid
acid rain
what is the word for when toxins build up in a food chain
bioaccumulation
Carbon Cycle
when carbon circulates around an ecosystem by changing states
What can disturb the carbon cycle?
human fuels such as gas that pollutes the air
how do pesticides affect carnivores?
carnivores eat the animals that eat the plants that are sprayed with pesticides. This results in bioaccumulation
What can Rachel Carson be proud of?
she made countries ban pesticides
Why does the amount of water on earth stay about the same?
cause water only changes from solid to liquid to gas and never actually leaves the earth’s atmosphere
The five stages of the water cycle are
- Condensation
- Precipitation
- Transpiration
- Run off
- Evaporation
What process does water undergo to form clouds?
condensation
Rain and snow are forms of
precipitation
Evaporation
what water is heated from liquid to gas
