1
Name:______________
Date:______________
PAPER BEAMS
LAB
My testable question:
Do all beam designs support the same mass?
My hypothesis: (I think…because…)
_____________________________________________________
______________________________________________
_______
Materials:
______________
________________
_______________
______________
________________
_______________
The thing I will
change
is:_________________________________
The things I will keep the
same
are: __________________________
______________
_______________________________________
_____________________________________________________
Procedure (for a fair test):
1.
Make
beam
shape
s
from Master #3, #4, and #5.
2.
Write down your hypothesis about which beam you think will support
the most mass.
3.
Make two stacks of books the same height. Using your ruler, make
sure the books are 10 cm apart from each other on your desk.
4. Place
on of the beams on top of the books so that it rests on the
books.
Add mass to the beam until it cannot hold any mo
re.
5.
Record you observations on the worksheet
.
6. Change the shape.
7. Repeat steps 2 to 6
.
WORKSHEET #
2
2
Observations:
Accordion fold beam
Rectangular beam
Box girder
Diagram:
Diagram:
Diagram:
How much mass did
the accordion fold
beam support?
How much mass did
th
e rectangular beam
support?
How much mass did
the box girder
support?
Conclusion: (What I learned)
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_____________________________________________________
_________________________________________________
____
_____________________________________________________
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