Green house gases
Carbon dioxide main gas responsible for global warming.sources - Burning fossil fuels - respirationMethane Can trap 21 times more heat than the same amount of carbon dioxide. However, th...
Notes by Amanda Sabu
Notes, resources, and study guides.
Climate Change
Atmosphere - A layer of gases that surrounds the Earth. It protects Earth from the suns harmful radiation and keeps the planet warm enough for life to exist. Greenhouse gases - Gases, incl...
Conservation of Mass
the total mass will remain the same even if there are physical or chemical changes closed system prevents anything already in the system from leaving and does not allow anything else to get ...
Gases
Gases are identified as materials that - have no definite shape - have no definite volume - can be easily compressed - can flow In a gas the particles move in all directions and the bounce...
Liquids
Liquids are identified as materials that: - Have no definite shape - Have a definite volume - Are not easily compressed - Are able to flow The particles in a liquid stay close to one anoth...
Solids
Solids are identified as materials that: - have definite shape - have definite volume - Cannot be easily compressed - Cannot flow The atomic nature of matter accounts for these properties ...
States of Matter
Atoms are tiny particles that are the building blocks of matter. When atoms join together they form molecules. By observing materials ina variety of different situations scientists have i...
SI Units
The International System of Units, the SI system, is a standard system of measurement used around the world.Length The SI unit of length is the metre, m. Centimetres, cm, and kilometres km ...
What we can do to reduce our Carbon Footprint
- Walk or cycle to school instead of driving this is because cars contribute 22% of CO2 emissions in Ireland - Use public transport instead of cars - Turn your heating down. Reducing your th...
Initiatives to address climate change
The Kyoto Protocol The Kyoto Protocol is an international agreement to reduce greenhouse gas emissions. Each country has a target for limiting or reducing their carbon Each country has a...