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					Balance and Motion




 Scientist ________________
Table of Contents




                    2
Big Idea:

            Our physical world is governed by the properties and interaction of
            objects and how force affects motion.

                  What Do You Know About Balance?
                                    (pre-assessment)




                                                                                  3
Lesson One: Balancing Crayfish                  Date: __________
                                                        New Vocabulary
   Focus Question:
   How can we use the clothespins to make the      ____________________

   crayfish balance in more than one way?
                                                   ____________________

Prediction:
I think that if we

we will be able to balance the crayfish in more than one way.
I think there are           ways to balance a crayfish.




                                                                         4
Balancing a Crayfish in New Ways




                                                       New Vocabulary

                                                       ___________________

What did you do to get the crayfish to balance in new ways?
                                                        _




                                                                        5
                                                     New Vocabulary
Balancing other Shapes                           ____________________

                                                 ____________________




How were you able to balance the arch and the triangle?




                                                                        6
Lesson One: Claims and Evidence
I claim that we can balance different objects in many ways. I
know this because




I claim that adding                                can help us
balance an object. I know this because




I claim that an object is stable when it

I know this because




                                                                 7
Lesson Two: Balancing Pencils                             Date: ________

   Focus Question:
   How can we use clothespins and aluminum wire to balance a real pencil on
   its point?

Prediction:
I think that if we

the pencil will balance on its point on a craft stick. I think this
because




                                                                              8
Balancing a Pencil on its Point




How were you able to make the pencil balance on its point?




                                                             9
Lesson Two: Claims and Evidence
I claim that to balance a pencil or other object on one point,
                                need to be added
the balance point. I know this because




Reflection and Conclusion:




                                                                 10
Lesson Three: Tops                                        Date: ________
                                                              New Vocabulary
    Focus Question:
     How can we use the straw and disks to make a top?   ____________________

                                                         ____________________
Prediction:
I think that we can make a top that spins if we…




                                                                               11
                                                   New Vocabulary
Making a Top that Spins
                                              ____________________

                                              ____________________

                                              ____________________




How were you able to make a top that spins?




                                                                     12
What is the Best Design for a Top?




How does a tops design change the way it spins?




                                                  13
Lesson Three: Claims and Evidence
I claim that a top needs                              to start
spinning. I know this because




I claim that a top made with                      plastic disks
normally spins better than a top made with
plastic disks. I know this because




I claim that                     spinning tops are more stable
than                        spinning tops. I know this because




                                                              14
Lesson Three: Reflection and Conclusion




                                          15
Lesson Four: Zoomers                                 Date: ________
                                                    New Vocabulary
    Focus Question:
                                               ____________________
        How can we make a zoomer that spins?


Prediction:
I think that if we

                        the zoomer will spin. I think this because




                                                                      16
Making a Zoomer that Spins




How were you able to make your zoomer spin?




                                              17
Different Zoomer Designs?




How does a zoomer’s design change the way it spins?




                                                      18
Lesson Four: Claims and Evidence
I claim that zoomers are put into motion by



I know this because




I claim that zoomers can spin fast or slow by



I know this because




                                                19
Lesson Four: Reflection and Conclusion




                                         20
Lesson Five: Twirlers                                  Date: ________

    Focus Question:
        How can we make straws spin when they are dropped?


Prediction:
I think that if we

                           the straw will spin. I think this because




                                                                    21
                                                      New Vocabulary
Making a Straw that Spins                               twirler




How were you able to make your twirler spin when dropped?




                                                                       22
Different Twirler Designs?




How does a twirler’s design change the way it spins?




                                                       23
Lesson Five: Claims and Evidence
I claim that air is the force that starts twirlers spinning.
I know this because




I claim that tops, zoomers, and twirlers are similar.
I know this because




I claim that tops, zoomers, and twirlers are different.
I know this because




                                                               24
Lesson Five: Reflection and Conclusion




                                         25
Lesson 6: Wheel and Axles                         Date: ________

   Focus Question:
       How can we make a roller that_____________________________?

Prediction:
I think that if we

the roller will
I think this because




                                                   New Vocabulary

                                                 ____________

                                                 ____________

                                                 ____________

                                                                    26
Making a Roller that _________________________




How were you able to make your roller complete a certain task?




                                                                 27
Different Roller Designs?




How does a roller’s design change the way it rolls?




                                                      28
Lesson Six: Claims and Evidence
I claim that an axle helps wheels roll down a slope.
I know this because




I claim that a system with one small wheel and one large wheel
attached to an axle will

I know this because




                                                                 29
Lesson Six: Reflection and Conclusion




                                        30
Lesson 7: Rolling Cups                              Date: ________

    Focus Question:
        How can we make a cup roll straight?


Prediction:
I think that if we



The cups will roll straight. I think this because




                                                                 31
Making Cups Roll Straight




How were you able to make your cups roll straight?




                                                     32
Adding Pennies (Weight) to our Cups?




How does adding weight to your design effect the way the cups roll?




                                                                      33
Lesson Seven: Claims and Evidence
I claim that a cup rolls in the direction of the
end. I know this because




I claim that cups roll straight when

                                              I know this because




I claim that a penny taped to
will make the cups roll
I know this because



                                                                34
Lesson Seven: Reflection and Conclusion




                                          35
Lesson 8: Spheres and Runways                       Date: ________

    Focus Question:
        How can we make roller coasters that ______________________?


Prediction:
I think that if we



The sphere will
I think this because


                                                       New Vocabulary

                                                    ____________

                                                    ____________



                                                                        36
Making a Roller Coaster that _____________________




What are the most important parts of your design?




                                                     37
Our Class Roller Coaster?




How can you make the sphere roll through all the obstacles?




                                                              38
Lesson Eight: Claims and Evidence
I claim that wheels, cups, and spheres roll differently. I know
this because




I claim that a                        rolls in all directions and
                     a slope. I know this because




I claim that to make a sphere roll all the way down a runway, the
runway must start                       and end                 .
I know this because




                                                                    39
Lesson Eight: Reflection and Conclusion




                                          40

				
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