Spheres Of The Earth Flashcards
1
Q
Hydrosphere ?
A
Sphere of earth - water in all its forms
2
Q
Lithosphere?
A
The solid rock and soil of the land and sea floor
3
Q
Atmosphere ?
A
Layer of gasses around earth
4
Q
Biosphere?
A
Consists of all living things and their interactions with rock , soil , water and air of earth
5
Q
Mineral
A
Natural occurring substance——> Same properties throughout , valuable substances
6
Q
Veins
A
Thin lines of solidified lava that have formed in cracks of other rocks
7
Q
Ore
A
Rock with high concentration of valuable mineral
8
Q
Environmental impacts of mining activity ?
A
Mine dumps can contain pollutant radioactivity
Radioactive waste pollute - soil,air,water
Acid mine drainage - highly hazardous , affects groundwater
9
Q
layers in atmosphere ?
A
Troposphere, stratosphere, mesosphere, thermosphere
