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Scientific Enquiry
UnitScience and Technology
TopicInvention
Matthayom 5
The world’s best parachute
What a parachute is?
What it does?
A parachute is a large piece of cloth or fabric that slows
down an object when falling through the
air.
Scientific Enquiry
What would happen if the parachute was really to big ?
What would happen if it was too small?
Why does a parachute float?
Scientific Enquiry
floating
gravity
air resistance
30cm square pieces of thin material
cotton thread
scissors
masking tape
Plasticine
Scientific Enquiry
1. Cut out a circle from each piece of material.(the size was vary)
2. Attach four pieces of cotton to the material with the tape.
3. The loose end of the cotton should attach to a small piece of Plasticine.
Scientific Enquiry
Can you explain why
your parachute worked?
What problem did you have when you
were testing it?
Scientific Enquiry
A parachute work because in the air have air resistance so that it help a parachute slow down when it falling through the air and have gravity so that it keep a parachute come down not float away.
Scientific Enquiry
If a parachute is too big it will fall down slowly.
If a parachute is too small it will fall down quickly.
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