Unit 3: Hydrology

What percentage of the water on Earth is fresh water? / ¿Qué porcentaje del agua de la Tierra es agua dulce?

• 97%

• 3%

• 1%

• 2%

Tags

NGSS.MS-ESS2-4

What percentage of the water on Earth is salt water? / ¿Qué porcentaje del agua de la Tierra es agua salada?

• 97%

• 80%

• 60%

• 95%

The thermohaline current flows because: / La corriente termohalina fluye porque:

• Warm water rises, cool water sinks

• warm water is more dense

• cool water is less dense

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

Which is a non-point source of pollution? / ¿Qué es una fuente de contaminación difusa?

• toxic waste given off by a chemical research facility

• exhaust from car tailpipes

• emissions ejected from smokestacks / fábricas

• fertilizers washed away from farmlands by runoff / escorrentía

Why are ocean currents important to coastal regions? / ¿Por qué son importantes las corrientes oceánicas para las regiones costeras?

• they produce high and low tides

• they keep the temperature moderate

• they can cause earthquakes

• they are not important

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

Water has a higher salinity if it contains more ____ / El agua tiene mayor salinidad si contiene más ____

• water

• salt

• heat

• pollution

If a substance has a high specific heat capacity, that means

• It takes LESS energy to change the temperature of that substance / Se necesita MENOS energía para cambiar la temperatura de esa sustancia

• it takes MORE energy to change the temperature of that substance / se necesita MÁS energía para cambiar la temperatura de esa sustancia

• it is really hot

• it never gets hot

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Water has a Higher/Lower specific heat capacity than sand. / El agua tiene una capacidad calorífica específica mayor/menor que la arena.

• Higher

• Lower

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which describes liquid water changing to water vapor? / ¿Cuál describe la transformación de agua líquida en vapor de agua?

• Evaporation

• Condensation

• Infiltration

• Transpiration

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Groundwater is stored in the soil until the water table is reached, which means: / El agua subterránea se almacena en el suelo hasta alcanzar el nivel freático, lo que significa:

• the ground is dry

• the ground will have a sinkhole

• the ground is full and flooding could occur

Tags

NGSS.MS-ESS2-4