A-tissue, a-tissue
Comparing different types of paper towels and tissues
PLAN
Collect various types of paper towels and tissues.
You could test them for various properties -
-
dry strength
-
wet strength
-
absorbency (how much water will they hold?)
I WILL NEED
Various paper towels and tissues.
Water.
Pencil & paper.
I MAY NEED
Containers.
Elastic bands.
Weights.
FAIR TEST
Does it matter if the towels / tissues are different sizes?
PREDICTION
Which of the towels / tissues do you think will be strongest when dry?
Which of the towels / tissues do you think will be strongest when wet?
PRACTICAL ACTIVITY
How will you test dry strength?
How will you test wet strength?
What did you decide to do?
Did you encounter any problems?
What did you do to overcome these?
COLLECT
DATA
How will you measure the strength of the tissues?
ANALYSE
DATA
You could draw a chart for each property you test.
PRESENT
FINDINGS
What is the best way to show what you did?
Would a diagram make things clearer?
Is it possible to video part of the investigation?
What is the best way to show your findings?
EVALUATE
INVESTIGATION
If you were going to do this investigation again, what would you do to improve it?
If you have carried out this investigation, click the icon to send in your results to Brainboxx and we may publish your work on the website. It is best to e-mail the results of your investigation or you may need to send them by post. Make sure you get permission from a teacher, parent or other adult before you get in touch.
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