WorksheetsUnderstanding Fans and Air Movement
Total questions: 15
Worksheet time: 8mins
What does a fan do?
Makes cold air
Spins to make sound
Spins blades to move air
Soaks up heat
What happens to warm air when a fan is on?
It disappears
It gets colder
It rises
It falls
What happens to cooler air when a fan is on?
It rises
It gets warmer
It moves away
It falls
Why does a fan help us feel cooler?
It makes cold air
It brings cooler air to our skin
It makes the room dark
It stops sweat
What helps cool our body when air moves?
Water on our head
Evaporation of sweat
Eating ice
Sleeping
What is it called when your body keeps its temperature steady?
Motion
Rotation
Homeostasis
Circulation
What is the normal body temperature?
90°F
88.6°F
98.6°F
100°F
What happens when your body gets too hot?
You get sleepy
You shiver
You sweat
You stop breathing
What does a fan help your body do?
Stay asleep
Evaporate sweat faster
Grow faster
Make light
What type of energy does a fan use?
Solar
Sound
Electric
Light
What is the energy transfer in a fan?
Wind → Electricity → Heat
Motion → Heat → Wind
Electricity → Motion → Wind
Light → Heat → Wind
What happens to sweat in moving air?
It stays on your skin
It evaporates slower
It evaporates faster
It turns to ice
What is a danger when it’s hot and you don’t drink enough water?
Sunburn
Dehydration
Shivering
Dizziness only
What does wind chill measure?
How hot it is
How cold it feels because of wind
The fan’s speed
The color of the air
What is an example of still air vs. moving air?
Still air makes sweat dry fast
Moving air helps cool you down
Still air feels cooler
Moving air keeps heat trapped
