Chalk Messages Mini-Lab

What produce you lot produce when a chunk of your physical scientific discipline degree is away at the the world softball tournament, it's Friday, together with you lot simply finished a chapter but don't desire to start the novel chapter until Monday?  You determine to plough over your students a slice of sidewalk chalk together with a standard lab to expire along them busy.  Measurement was the concluding science inwards the previous chapter, together with thus it made sense.  I promise!   

Here's what I came upward with:

We began past times making our predictions of how much chalk it would stimulate got to write our start together with concluding names.  When some students were making crazy predictions, a pupil reminded the degree that a newspaper clip has a volume of about i gram.  This helped brand a flake to a greater extent than accurate of predictions. 

Next, nosotros took the triple beam balances outside.  It was a windy day, together with nosotros speedily realized this was a BAD idea.  

Some students opted to purpose a triple beam residue inwards the classroom.  

Others chose to motion their triple beam balances into the hall to work.  

Here are some pictures of my students inwards action:

If I were to produce this again, I'd edit it to stimulate got students calculate fault earlier calculating portion error.  Other than that, it turned out to survive a proficient activity to expire along students busy on an off-day.

File has been uploaded here.

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