Measuring Lung Capacity
The amount of air your lungs can hold
What is lung capacity
Only changes the form or the appearance of a substance
What is a physical change
The number of steps reviewed to makeup the scientific method
What are 5
Occurs when 2 or more interact and the molecules form a new substance
What is a chemical reaction
The number of the types of fingerprints analyzed
What is 3
Name the 2 materials used to conduct the measuring lung capacity experiment
What are a measuring tape and a balloon
The state of matter of ice
What is a solid
The first step of the scientific method
What is making an observation
Evidence of chemical change in the baking soda, vinegar and balloon experiment
What is gas released to expand balloon, bubbling, fizzing and unexpected temperature change
Prints that recurve on themselves to form a loop shape
What are loop fingerprints
The measurement used in this experiment
What is centimeters
In this experiment done outside, the object at the bottom of the Coke bottle
What is a Mentos
The second step in the scientific method
What is forming a hypothesis
Evidence of this chemical change is an orangish, brownish or reddish color
What is rusting
Fingerprint feature that only appears in loop and whorl patterns
What is a delta
Equation to measure diameter
What is d=c/pi
Name a physical change involving eggs
What is whipping eggs
The third step in the scientific method
What is making a predicition
An example of a physical and chemical change discussed
What is a burning candle
Technique where chemical fumes react with the organic substances in fingerprints to cause invisible fingerprints to appear
What is fuming
The dependent variables in this experiment
What are circumference and diameter of the balloon
Evidence of a physical change
What is a change in color, temperature, shape or texture of a substance
The final 2 steps of the scientific method
What are conducting an experiment and analyzing the results
When a solid suddenly appears in a solution and settles to the bottom, collects on another object or makes the solution cloudy
What is a precipitate
Fingerprinting category where a ridge divides into 2 ridges (like a fork in the road)
What is bifurcation