Earths Major Systems Lessons 1 And 2

Question 1

3% of Earths biggest is freshwater is mostly———-

Answer 1

Frozen

Question 2

————————- provided freshwater for homes farms businesses

Answer 2

Running water

Question 3

—————- is an artificial lake that stores water

Answer 3

Reservoir

Question 4

70% of the Earths surface is ——— water

Answer 4

Salt water

Question 5

Name 2 abundant minerals in the ocean water

Answer 5

Sodium and cloride

Question 6

———— is the largest percentage of dissolved materials in the ocean water

Answer 6

Salt

Question 7

——- is a measure of how salty water is

Answer 7

Salinity

Question 8

Fast running water ecosystems have more ———— than slowing running water

Answer 8

Oxygen

Question 9

——— is an ecosystem that is wet during some or all of the year

Answer 9

Wetland

Question 10

Wetlands include ———————————————

Answer 10

Marshes bogs and swamps

Question 11

Estuaries change with the ———————-

Answer 11

Tide

Question 12

————— is the constant movement of ocean water

Answer 12

Current

Question 13

————— is a powerful cause of erosion

Answer 13

Gravity

Question 14

Fast moving rivers can was away soil and rocks depositing them into a lake and ocean. The built up sediment can form a landform called a —————

Answer 14

Delta

Question 15

————— Where land and a body of water meet

Answer 15

Shoreline

Question 16

——— Any area of shoreline made of materials deposited by waves

Answer 16

Beach

Question 17

———— Cause rocks to hit off of other rocks and move sand and pieces to other locations such as forming beaches sandbars and barrier islands

Answer 17

Waves

Question 18

The —— is the energy source for the water cycle

Answer 18

Sun

Question 19

What is the process of the water cycle? Step 1- ————— or changes from a liquid to a gas in the form of ————

Answer 19

Water evaporates and water vapor

Question 20

Step 2- Water vapor cools in the process of —————— a. ———- form which is condensed water vapor in the atmosphere

Answer 20

Condensation, clouds

Question 21

Step 3 - ————— occurs as water falls from the clouds

Answer 21

Precipitation

Question 22

—————————— precipitation that flows across the lands surface or falls into rivers and streams

Answer 22

Runoff

Question 23

————— is a region that contributes water to a river or river system

Answer 23

Watershed

Question 24

———— is the condition of the atmosphere at a given time and place

Answer 24

Weather

Question 25

—————— is the force of air pushing on an area

Answer 25

Air pressure

Question 26

—————— is a measure of the amount of water vapor in the air

Answer 26

Humidity

Question 27

——————is the height above Earths surface and is measured from sea level

Answer 27

Altitude

Question 28

———— is a slow process that breaks down into smaller rocks

Answer 28

Weathering

Question 29

————— air masses form over the northern polar region

Answer 29

Cold dry air masses

Question 30

————— air masses form over the northern polar waters

Answer 30

Cold moist air masses

Question 31

————— air masses form over tropical land

Answer 31

Warm dry air masses

Question 32

—————— air masses form over tropical waters

Answer 32

Warm moist air masses

Question 33

—————— front brings light steady rain

Answer 33

Warm front

Question 34

————- front brings stormy weather

Answer 34

Cold fronts

Question 35

——————— fronts cause rainy weather to last for days

Answer 35

Stationary fronts