6 Grade - Nature of Science 1. Your class is making paper boats Students think that the kind of paper and the design of the boat may
affect how long each boat floats. The students first test the kind of paper affects how long the boats float
They make several boats out of different kinds of paper, using the same design. Why is important that all
the boats have the same design? (SC.6 N 1.1)
a) What is the independent vanable?
b) What is the dependent variable?
b) What are the constants?

The procces of farming organism from the sea is ?

Zoe decided to measure the hand length of each of her classmates. first she marked a line across each student's wrist and lined up a ruler from this mark to the top of the middle finger to measure the length. then she recorded the measurements in the table below. marla did this the same way for each classmate, and then zoe used this ruler to measure each straight line and record the data below. this data is invalid. what is the most likely reason why it is invalid? the ruler is marked in centimeters, but zoe recorded data in inches. the range of lengths is too wide, so zoe must have misread the ruler. marla’s complicated measuring procedure was overly confusing. marla could have been inconsistent while drawing outlines of fingers.

What is the name for a substance formed in a chemical reaction