Practical task sheet memorandum Name: ________________ Date: ________________


Instructions Make sure that each group has everything they need to complete the entire activity.


Designing


Learners identify the following materials:  Balloon   Fishing line/string/thread   Sticky tape   Plastic straw 


Learners draw a plan of their rocket. Award marks for the following:  Drawing is relevant and practical   Drawing is coloured in 


Making


Learners write four sentences to describe the steps they take to make their rocket. (They must not copy the steps from the Learner’s Book.)


Step 1 Tie one end of the fishing line to a desk on one side of the classroom.  Step 2 Thread the fishing line or string through the straw. Tie the loose end to a desk on the other side of the classroom. 


Step 3 Blow up a balloon and tape it to the straw.  Step 4 Let go of the open end of the balloon and watch what happens. 


Evaluating


Learners blow the balloon up and let it go. They measure the distance it travels three times.


Attempt First attempt


Second attempt Third attempt


Distance in centimetres


(Any number) 120 cm  (Any number) 150 cm  (Any number) 95 cm 


(3) 132 (8)


(4) (4)


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