![Page 1: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/1.jpg)
Environmental Science: Section 2-1
Cycles of Matter
![Page 2: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/2.jpg)
1
• water cycle
The movement of water between the oceans, atmosphere, and living things is the __________________________.
![Page 3: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/3.jpg)
2
• Evaporation
The changing of water from liquid to vapor is called ________________________.
![Page 4: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/4.jpg)
3
• Condensation
During _______________, water vapor cools and returns to a liquid state.
![Page 5: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/5.jpg)
4
• Precipitation
Water that falls from the atmosphere to the land and oceans is called ___________________.
![Page 6: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/6.jpg)
5
• 5. runoff
Precipitation that falls on land and then flows into streams, rivers, and lakes is called _________________________.
![Page 7: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/7.jpg)
6
. groundwater
Precipitation that seeps into the ground and is stored among rocks is called ________________.
![Page 8: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/8.jpg)
7
• 7. transpiration
Water vapor is released by plants and returned to the environment in a process called ____________________.
![Page 9: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/9.jpg)
8
• transports nutrients• transports wastes• regulates temperature
Name three reasons water is needed for life on Earth.
![Page 10: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/10.jpg)
9
• C : molecules that contain carbon
What are organic molecules?
![Page 11: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/11.jpg)
10
• 10. D : by eating plants
How do animals get carbon?
![Page 12: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/12.jpg)
11
• C : respiration
In what process is carbon returned to the environment?
![Page 13: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/13.jpg)
12
• plants use it to make sugar
What happens to carbon dioxide during photosynthesis?
![Page 14: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/14.jpg)
13
• fungi and bacteria break down organic matter
What happens during decomposition?
![Page 15: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/15.jpg)
14
A substance burns
What happens during combustion?
![Page 16: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/16.jpg)
15
• nitrogen cycle
The movement of nitrogen between the environment and living things is called the __________________.
![Page 17: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/17.jpg)
16
• nitrogen fixation
The process in which bacteria in the soil change nitrogen gas into forms plants can use is called ____________________.
![Page 18: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/18.jpg)
17
• to build proteins and DNA for new cells
Why do organisms need nitrogen?
![Page 19: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/19.jpg)
18
• decomposition (bacteria and fungus)
• lightning
Name two things that perform nitrogen fixation.
![Page 20: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/20.jpg)
19
plant roots take up nitrogen from the soil
How do plants get the nitrogen they need?
![Page 21: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/21.jpg)
20
by eating plants or organisms that eat plants
How do animals get the nitrogen they need?
![Page 22: Environmental Science: Section 2-1 Cycles of Matter](https://reader036.vdocuments.us/reader036/viewer/2022062520/56815b63550346895dc95149/html5/thumbnails/22.jpg)
The End ….52 dead cows from one lightning strike