Water Unit Review 11.1

Poll

Thinking about where water comes from.....

Is there more or less water on Earth than there was 1 billion years ago?

• More water than 1 billion years ago

• Less water than 1 billion years ago

Multiple Choice

Humans can live without water for how long?

• few days

• few weeks

• one day

• a month

Multiple Select

In the water cycle, water travels between

• Earth's surface

• The atmosphere

• From the clouds falls back to Earth

• goes to Timbuktu

Multiple Select

What two kinds of water is found here on Earth?

• Fresh water

• Salt water

• Stock pond

• Playa lake

Multiple Choice

What percentage of the Earth's surface is covered with water?

• 60%

• 75%

• 95%

• 71%

Multiple Choice

What percentage of fresh water can be found on Earth?

• 80%

• 77%

• 50%

• 65%

Multiple Choice

Fresh water, salt water, ice and snow are known as what?

• Drinking water

• Bottled water

• Surface water

• Pool water

Multiple Choice

The Amazon River system is nearly the size of what?

• Texas

• Europe

• Africa

• Russia

Multiple Choice

An area of land that is drained by a water system is known as what?

• Sewer

• Storm drain

• Watershed

• Gutters

Multiple Choice

What type of water lies beneath the Earth's surface?

• Fresh water

• Bottled water

• Ground water

• Lakes

Multiple Choice

When water travels beneath the Earth's surface, such as the level where rocks and soil are saturated with water. This level is known as what?

• Water table

• Pocket of water

• Aquifer

• W

Multiple Select

Most aquifers consist of what materials?

• Rock

• Sand

• Gravel

• Mulch

Multiple Choice

Groundwater can also dissolve rock formation, filling vast cave with water, creating underground lakes.

True or False

• True

• False

Multiple Select

Porosity is described as

• percentage of the total volume of a rock or sediment that consists of open spaces.

• The more porous a rock is the more water it can hold.

• Water is an aquifer is stored in the pore spaces and flows from one pore space to another.

• The cracks or holes in the rock

Multiple Select

What two materials stop the flow of water?

• clay

• granite

• gravel

• concrete

Multiple Select

Why is it critical to keep the recharge zone pollution free?

• It is a sensitive area.

• Pollution can enter the aquifer through the recharge zone

• Water must travel down through permeable layers of soil and rock.

• It is a place to recharge a cell ph

Multiple Choice

In order to continue supplying water what must happen to the well?

• the well needs to be drilled deeper

• it needs a recharge

• The water well must dry up.

• A drought needs to happen.

Multiple Choice

Water is a renewable resource because it is circulated.

True or False

• True

• False

Multiple Select

Who is affected by a polluted water supply?

• People living upstream.

• People who do not have access to another water supply.

• People living down stream

• Animals

Multiple Choice

Almost all the Earth's water is in the ocean.

True or False

• True

• False