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Year 8

Now that you’ve created your egg parachute and tested it out answer the following questions.

Egg Drop

1. Draw the following force diagrams.

a. While the teacher is holding the egg above the ground

b. When the egg is falling through the air

c. When the egg is on the ground


2. If the egg weighed 70 grams, how many newton's does it weigh?


3. When designing the parachute, explain your thought process. (6 marks) (include, surface area, weight of the egg, Newtons, drag, friction, air particles etc).


4. As the egg is falling, what are the forces acting on it. Explain how many Newtons the drag force must generate.


5. Explain why it is bad to make a parachute too big (remember the parachute weighs something too). 2 marks


6. If you where designing a parachute for a chicken, you first need to calculate how much the chicken weighs.

a. The average chicken’s mass is 1 kg. Earth gravitational field strength is 10 N/Kg.            How much does the chicken weigh in Netwons.

b. How much drag should your parachute create.

c. If you wanted to make the chicken fly. How many Newtons of force should be                 applied. This force is called thrust.


6. If you could repeat the experiment what would you do differently?