thermometer
دماسنج
A thermometer is used for telling what the temperature is.
thunderstorm
توفان همراه با رعد و برق
A thunderstorm is a an electrical storm with lightning (flashes of bright light), which creates thunder (very loud sounds).
tornado
ترنادو
A tornado is rapidly spinning air that is very dangerous. Tornados are funnel-shaped. If a tornado travels over a body of water, it is called a waterspout.
twister
دیوباد، چرخ باد
Twister is another name for a tornado, a rapidly spinning air that is very dangerous.
vortex
گرداب، گردباد
Rapidly spinning gas or liquid is called a vortex.
water
آب
Water is a liquid that we drink and use to wash. Water covers over two thirds of the surface of the Earth, and much of our body is made of water.
water cycle
چرخه آب
The Water Cycle is the journey water takes as it circulates from the Earth to the sky and back again.
waterspout
گردباد دریایی
A waterspout is a tornado that travels over a body of water.
weather
آب و هوا
Weather is the state that the outdoors is in, like how windy it is, how hot or cold it is, or if it is raining or snowing.
weather balloon
بالن هوا
A weather balloon is a giant balloon that is sent high in the sky to measure weather information, like temperature, wind speed, and air pressure.
weather vane
بادنما
A weather vane is a device that points the way the wind is blowing.
Whirlwind
گردبادی
Rapidly spinning air is called a whirlwind.

Wind
باد
The wind is air that blows outside.
windsock
بادسنج
A windsock is a device that shows which way the wind is blowing and the wind’s speed.
