Lesson 2 - Subsystems' Interaction

Question 1

also known as blanket of air

Answer 1

atmosphere

Question 2

it extends from less than 1m below the planet’s surface to more than 10,000 km above the planet’s surface

Answer 2

atmosphere

Question 3

five unique layers of the atmosphere:

Answer 3

• troposphere
• stratosphere
• mesosphere
• thermosphere
• exosphere

Question 4

layer where the weather and climate occurs

Answer 4

troposphere

Question 5

layer where it maintains the conditions suitable for life on the planet’s surface

Answer 5

troposphere (0 to 10 km)

Question 6

layer where it contains the ozone that protects life on the planet by filtering harmful ultraviolet radiation from the sun

Answer 6

stratosphere (10 to 50 km)

Question 7

layer where meteors usually burn up in this region

Answer 7

mesosphere

Question 8

coldest layer

Answer 8

mesosphere

Question 9

layer where the aurora and satellites are located

Answer 9

thermosphere

Question 10

hottest layer

Answer 10

thermosphere

Question 11

outermost layer

Answer 11

exosphere

Question 12

biosphere

Answer 12

• where life exists
• contains all living organisms
• living things form ecological communities based on the physical surroundings of an are called as biomes

Question 13

types of biomes:

Answer 13

• deserts
• grasslands
• tropical rainforests

Question 14

lithosphere

Answer 14

solid, outer part of the Earth

Question 15

solid, outer part of the Earth

Answer 15

lithosphere

Question 16

examples of geosphere:

Answer 16

• continental and ocean crust

Question 17

hydrosphere

Answer 17

• 70% liquid water
• 3% fresh water
• 2/3 form of ice
• 1/3 present in steams, lakes, and groundwater

Question 18

cryosphere

Answer 18

frozen part of the hydrosphere

Question 19

frozen part of the hydrosphere

Answer 19

cryosphere

Question 20

glaciers, ice caps, and icebergs are in what sphere?

Answer 20

hydrosphere, specifically cryosphere (frozen part)