grade 2 teachers’ workshop big idea 13: forces and changes in motion topic vii november 6, 2012
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Grade 2 TEACHERS’ WORKSHOP Big Idea 13: Forces and Changes in Motion Topic VII November 6, 2012. Division of Science Mary Tweedy, Curriculum Support Specialist . What is an object doing if it is in motion? . Moving. What is motion?. Things are moving. Things in motion change position. - PowerPoint PPT PresentationTRANSCRIPT
Grade 2 TEACHERS’ WORKSHOP
Big Idea 13: Forces and Changes in MotionTopic VII
November 6, 2012
Division of Science Mary Tweedy, Curriculum Support Specialist
What is an object doing if it is in motion?
Moving
What is motion?
Things are moving.
Things in motion change position.
Different Ways an Object can Move
• fast• slow• around and around • straight• zig zag• up and down
• slide
What can you do to make an object move?
Give it a push or a pull
What are a push or a pull that makes something moved called?
Forces
Pushes and Pullshttp://www.bbc.co.uk/schools/scienceclips/ages/5_6/pushes_pulls.shtml
Forces and Movementhttp://www.bbc.co.uk/schools/scienceclips/ages/6_7/forces_movement.shtml
Connecting Learning
• What happens when we push or pull an object?
• What happens when I push or pull an object strongly?
• What happens when I push or pull an object gently?
• What is a force?• What are you wondering now about forces?
Puffer Paths
• Key Question: How many puff does it take to move your sheep from the pasture to the sheep pen? (See game board.)
• Materials per student to make a cotton ball “sheep” : drinking straw, cotton ball, chenille stick (pipe cleaner)• Materials per group: game board and tally sheet• Game Objective: Count and record the number of puffs it takes to blow a cotton ball “sheep” along a path on the game board. Compare your group’s data to the data for the whole class.