Water in the solid state is called what?
Ice
The melting point of ice is ______ °C
0 - Zero
A very big part of the Earth’s surface is covered by freshwaters such as lakes and rivers.
True
False
When ice gains heat, it changes into liquid water. This is called what?
Liquid
Watering
Melting
Snowing
Some water is also stored underground.
False
True
Liquid water has a definite volume, and has definite shape.
False
True
Most of the Earth’s surface is covered by oceans.
False
True
The freezing point of water is _____°C.
0 - Zero
Turbidity and odor are three characteristics that we use to find out about the quality of water.
False
True
In high mountains, water is present in the form of glaciers.
False
True
The boiling point of water is ________°C
100
Pure water is colorless, odorless and tasteless.
True
False
In polar regions, water is present in the form of thick ice sheets.
False
True
Water quality refers to the characteristics of water that determine whether it is safe or suitable to be used.
True
False
Water cannot exist in the solid, liquid or gaseous state.
False
True
About _______________ of the Earth’s surface is covered with water.
two-quarters
three-quarters
four-quaters
five-quaters
When liquid water is cooled to 0°C, it changes into ice. This is called what?
Air conditioner
Snow
Refrigirator
Freezing
When water is heated or cooled, it changes from one state to another.
True
False
Water in the gaseous state is known as what?
condensation
evaporation
water vapor
water cycle
_____________ are formed when this water vapor condenses.
Ice
Sky
Clouds
Snow
Ice doesn't have a definite shape and a definite volume.
True
False