4.1 Intro to water systems

4.1 Intro to water systems

Multiple Choice

How much of the Earth's total water is Fresh water?

• 70%

• 2.6%

• 90%

• 0.01%

Multiple Choice

In which store does water spend the most time?

• Glaciers

• Oceans

• Rivers

• Ground water

Open Ended

Give one store, transfer and transformation in the water cycle

Open Ended

Give one way in which humans impact the water cycle

Percolation - urban areas with concrete and asphalt prevent water percolation and infiltration

Multiple Select

What are the two types of ocean currents?

• Surface Currents

• Wind currents

• River currents

• Deep currents

Multiple Select

What controls surface currents?

• Gravity

• spinning of the Earth

• Wind

• Magnetic polarity

a

Multiple Choice

Can cold water hold more or less salt compared to water water

• MORE

• LESS

Multiple Choice

What is more dense

• cold salty water

• warm salty water

Open Ended

Summarize the Aral Sea Disaster