Chapter 3 Key Terms

Question 1

Geosphere

Answer 1

Interior of earth, made up of rock

Question 2

Hydrosphere

Answer 2

All of the water on the earths surface

Question 3

Crust

Answer 3

Thinnest layer of the earths crust

Question 4

Mantle

Answer 4

Layer beneath the crust, mostly rocks

Question 5

Core

Answer 5

Innermost layer of the earth

Question 6

Lithosphere

Answer 6

Cool rigid outer layer

Question 7

Asthenosphere

Answer 7

Pliable and solid layer of rocks that move below the lithosphere

Question 8

Tectonic Plates

Answer 8

The pieces of the lithosphere that are divided into pieces and shift around

Question 9

Chemical Weathering

Answer 9

Wears down rocks and makes them smoother over time

Question 10

Erosion

Answer 10

Transports the eroded material somewhere else

Question 11

Atmopsphere

Answer 11

Mixture of gasses that surrounds the earth

Question 12

Troposphere

Answer 12

Closest part of the atmosphere, where all of the weather comes from

Question 13

Stratosphere

Answer 13

Temperature rises as altitude increases, above the troposphere

Question 14

Ozone

Answer 14

molecule made up of 3 oxygen atoms, protects form harmful UV rays

Question 15

Radiation

Answer 15

Transfer of energy in electromagnetic waves

Question 16

Conduction

Answer 16

Transfer of heat from a warmer object to a colder object

Question 17

Convection

Answer 17

Transfer of heat through air

Question 18

Greenhouse effects

Answer 18

The process in which greenhouse gas absorbs and reradiates infrared radiation

Question 19

Water cycle

Answer 19

how water gets recycled through rain, runoffs, evaporation etc

Question 20

Evaporation

Answer 20

The way liquid gets turned to gas and brought up to the clouds

Question 21

Condensation

Answer 21

Water vapor forming water droplets

Question 22

Precipitation

Answer 22

rain falling from clouds

Question 23

Salinity

Answer 23

Concentration of devolved salts in the ocean water

Question 24

Fresh Water

Answer 24

3% of water on earth, most is locked up in icecaps

Question 25

Biosphere

Answer 25

The narrow layer on the earths surface in which life cam exist