How Wind Forms
What makes wind?
Moving air, air masses moving from high pressure to low pressure
Wind
We can feel wind on our ______
Face/skin
Which tool shows which way wind is blowing?
Wind vane
Wind direction tells us which ______ the wind is blowing.
Way/direction
Warm air goes ______, cool air goes _______
The direction FROM which air moves when wind blows
Wind direction
Wind can make flags ______
Wave/fly
Why do scientists use wind vanes?
To know wind direction
If the wind is coming from the north, which direction is it blowing?
South
Wind happens when air moves from ______ pressure to _____ pressure
high, low
What is the measure of how fast wind blows?
Wind speed
Very strong wind in a storm could knock down _____
Trees/houses
If an anemometer is spinning very fast, the wind is ______.
Strong/fast
If a wind vane points north, the wind is coming from the
North
The sun helps create wind by doing what to air?
Heating it
A large body of air in the atmosphere
Air mass
Wind can move tree ______
Leaves/branches
What tool measures how fast the wind is moving?
Anemometer
When wind blows from west to east we call it a ______.
West wind
Why does warm air rise?
It is lighter than cool air.
What is it called when there is one pattern of wind that blows from one direction?
Prevailing winds
Hot air balloons move with the _______
Wind
Why is it important to measure wind speed?
To help predict weather and stay safe
Why is knowing wind direction helpful?
It helps predict weather and storms.