LSU Geography Exam #2 Namikas/ GEOG 2051 Namikas Test 2
NEWEST 2025-2026 COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED
A+||BRAND NEW VERSION!!
3% - CORRECT ANSWER- Fresh water makes up ______% of earth's water
20% - CORRECT ANSWER- What percentage of freshwater is ground water?
50% - CORRECT ANSWER- What percentage of all ground water is shallow ground water
and can be used?
50% - CORRECT ANSWER- What percentage of all ground water is deep ground water
and is unusable?
80% - CORRECT ANSWER- What percentage of fresh water is on the surface of the
earth?
99% - CORRECT ANSWER- What percentage of surface freshwater is ice?
Salt water - CORRECT ANSWER- What type of water makes up 97% of earth's water?
,97% - CORRECT ANSWER- Salt water makes up _______% of earth's water
Fresh water - CORRECT ANSWER- What type of water makes up 3% of earth's water?
Less than 1% - CORRECT ANSWER- What percentage of surface freshwater is lakes,
rivers, etc?
99% - CORRECT ANSWER- Ice makes up ___% of all surface freshwater
Sublimation - CORRECT ANSWER- A direct change in state from solid to a gas or a gas to
a solid... skips the liquid phase
Vertical movements - CORRECT ANSWER- Movements that involve lifting and
precipitation
Horizontal movements - CORRECT ANSWER- Movements that involve runoff and
advection
True: Budgets maintain the global balance so the total amount of water stays
constant over time - CORRECT ANSWER- T or F: The overall amount of water stays
relatively constant over time
Reservoirs - CORRECT ANSWER- Places that hold water
, Residence time - CORRECT ANSWER- Average amount of time water will spend in the
reservoir
A few days (very short) - CORRECT ANSWER- What is the residence time for water in the
atmosphere?
A few weeks (short) - CORRECT ANSWER- What is the residence time for water in rivers?
Years / Decades (long) - CORRECT ANSWER- What is the residence time for water in
lakes?
Thousands of years (very long) - CORRECT ANSWER- What is the residence time for
water in oceans?
Aquifer - CORRECT ANSWER- Porous substance that holds water
Aquiclude - CORRECT ANSWER- Body of impermeable material that water can't
penetrate
Saturated zone - CORRECT ANSWER- The term for when the pore space of an aquifer is
filled with water
Zone of aeration - CORRECT ANSWER- The term for when the pore space of an aquifer is
filled with air
NEWEST 2025-2026 COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED
A+||BRAND NEW VERSION!!
3% - CORRECT ANSWER- Fresh water makes up ______% of earth's water
20% - CORRECT ANSWER- What percentage of freshwater is ground water?
50% - CORRECT ANSWER- What percentage of all ground water is shallow ground water
and can be used?
50% - CORRECT ANSWER- What percentage of all ground water is deep ground water
and is unusable?
80% - CORRECT ANSWER- What percentage of fresh water is on the surface of the
earth?
99% - CORRECT ANSWER- What percentage of surface freshwater is ice?
Salt water - CORRECT ANSWER- What type of water makes up 97% of earth's water?
,97% - CORRECT ANSWER- Salt water makes up _______% of earth's water
Fresh water - CORRECT ANSWER- What type of water makes up 3% of earth's water?
Less than 1% - CORRECT ANSWER- What percentage of surface freshwater is lakes,
rivers, etc?
99% - CORRECT ANSWER- Ice makes up ___% of all surface freshwater
Sublimation - CORRECT ANSWER- A direct change in state from solid to a gas or a gas to
a solid... skips the liquid phase
Vertical movements - CORRECT ANSWER- Movements that involve lifting and
precipitation
Horizontal movements - CORRECT ANSWER- Movements that involve runoff and
advection
True: Budgets maintain the global balance so the total amount of water stays
constant over time - CORRECT ANSWER- T or F: The overall amount of water stays
relatively constant over time
Reservoirs - CORRECT ANSWER- Places that hold water
, Residence time - CORRECT ANSWER- Average amount of time water will spend in the
reservoir
A few days (very short) - CORRECT ANSWER- What is the residence time for water in the
atmosphere?
A few weeks (short) - CORRECT ANSWER- What is the residence time for water in rivers?
Years / Decades (long) - CORRECT ANSWER- What is the residence time for water in
lakes?
Thousands of years (very long) - CORRECT ANSWER- What is the residence time for
water in oceans?
Aquifer - CORRECT ANSWER- Porous substance that holds water
Aquiclude - CORRECT ANSWER- Body of impermeable material that water can't
penetrate
Saturated zone - CORRECT ANSWER- The term for when the pore space of an aquifer is
filled with water
Zone of aeration - CORRECT ANSWER- The term for when the pore space of an aquifer is
filled with air
