- Science
Mission Objectives
Name the forces acting on a range of objects
Describe the effect forces can have on an object
Can explain how gears work
Enquiry Approach - Problem-solving
Applying prior scientific knowledge to solve problems and answer further questions.
Enquiry Skill - Evaluating
Assessing the success of a scientific enquiry by evaluating the prediction, method and results and identifying further questions for enquiry.
Words and meanings to learn
load
the weight of an object
pulley
a wheel over which a belt, rope, or chain is pulled to lift or lower a heavy object
lever
a long arm that rests on a support called a fulcrum
pivot
a pin or shaft on which a mechanical part turns
fulcrum
the place where the rod pivots (or rotates)
Resources: Mini whiteboards, a ball, a load to lift per child (e.g. weights/1 pint milk bottle/bag of sand) and materials to create a lever (e.g. string, cotton reels, dowel, wheels and cardboard).
Core Handout (2): A design sheet for the children to draw their pulleys and a results table for them to test the effectiveness of their pulleys. Page 2 asks children to evaluate their pulley system, suggesting ways to improve it.
Stretch Handout (3): A table asking children to suggest how levers work.
Expert film
Mission assignment film
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