CL.4 BK.2-1-Properties of Water

What are the three states of water?

• ice, steam, fog

• solid, liquid, plasma

• plasma, vapor, mist

• solid, liquid, gas

Does water have a color, smell, or taste?

• No, water does not have a color, smell, or taste in its pure form.

• Water has a distinct metallic taste.

• Water smells like fresh rain.

• Water appears blue in large quantities.

What happens to ice when it is heated?

• Ice becomes a solid block when heated.

• Ice evaporates into gas when heated.

• Ice melts into water when heated.

• Ice turns into steam when heated.

What is the process called when water turns into water vapor?

• Condensation

• Evaporation

• Freezing

• Sublimation

How does water exert pressure?

• Water exerts pressure by the weight of the water above a point, increasing with depth.

• Water exerts pressure by the movement of currents.

• Water pressure is constant at all depths regardless of weight.

• Water exerts pressure due to its temperature variations.

What is surface tension in water?

• Surface tension in water is the pressure exerted by water vapor.

• Surface tension in water is the cohesive force at the surface that causes it to behave like an elastic membrane.

• Surface tension in water is the force that pulls water down a drain.

• Surface tension in water is the temperature at which it boils.

Can ice flow like water?

• Ice is always solid and never moves.

• Ice flows faster than water.

• Yes, ice can flow like water.

• Ice cannot flow at all.

What happens to water when it is cooled?

• Water expands when cooled.

• Water boils at 0 degrees Celsius.

• Water remains the same temperature when cooled.

• Water contracts when cooled and freezes at 0 degrees Celsius.

What is one use of steam in daily life?

• Heating water for bathing

• Cooking food, such as steaming vegetables.

• Generating electricity in power plants

• Creating pressure for car tires

What can float on the surface of water?

• Rocks

• Metal

• Wood, plastic, and apples

• Glass