Sciene Renewable and Non Renewable Resources Flashcards
Where do most of Australia’s energy resources come from?
Fossil Fuels
Name some alternative energy resources to fossil fuels
Wind energy - the wind Solar energy - the sun Hyrdo energy - water Gethormal energy Wave and tidal energy - wave and water
What is the pale blue dot?
The pale blue dot is the earth. It looks like stars at night and a pale blue dot during the day.
What are some renewable and non renewable resources
Renewable: water, biomass, paper and leather
Non renewable: gold, salt, fossil fuels, copper and diamonds
Which numbers on plastic bottles can be easily recycled
1-2 can be easily recycled? And 3-6 cannot be easily recycled
How did indigenous people sustain there resources
They left 3 emu eggs in a nest for reproduction
The wouldn’t touch female long necked turtles
They would always eat different fish
They wouldn’t trample around in the waters edge because of the crayfish
What was done to water after a flood?
They burned gypsian it would turn white they would then crush it into powder get the muddy water sprinkle the powder and all the mud would sink to the bottom and on top would be clean water.
What is the definition for sustainability?
Able to continue for an indefinite time, by avoiding depletion of natural resources
What caused the increase in the kangaroo population?
The Europeans caused more kangaroos because they were using ground water which produced more water.
Why was the kangaroo population increase was a problem?
Because the kangaroos ravaged the vegetation.
What glass can be recycled?
Glass jars and bottles
What is E waste
E-waste is eclectronic waste; phones and TVs etc
What is the definition of a renewable resource?
It is a resource that is replaced easily. Energy from the sun, wind and water are non renewable resources.
What is the greenhouse gas effect?
It is the heating up of our atmosphere caused by air pollution. The main chemical problem is carbon dioxide. CO2
What is CO2
CO2 is the burning of fossil fuels like wood, petrol, oil, coal and gas.
