IPS Exam Study Guide Pt1
Disclaimer= not actually a study guide
2. Gather Info
3. Form Hypothesis
4. Perform Experiment
5. Analyze Data
Reaction in a Bag Lab
The purpose of the lab was to record observations when substances combine.
1. The bag explodes when the substances are mixed.
2. The bag has a small hole in it.
Mr. Leeds' Favorite Students
Chapter 1 Vocab
Inference- a conclusion based on known observations
Hypothesis- a proposed solution to a problem
Control Group- the group that is the standard for comparison in a lab
Experimental Group- the group receiving the variables being tested
Control Factors- the variables that are held constant; they are the same for both groups
Indicator- a substance used to show the presence of another substance
Volume- the amount of space something occupies; true for all but plasma
Volume Displacement Technique- quick & easy way to determine the volume of a solid or gas
Mass- the amount of matter in a substance, true of all but plasma
Meniscus- the curved portion of a liquid when in a container; must read bottom of meniscus at eye level for an accurate reading
Baking Soda Lab
1. Stopper is not in tight enough
2. The rubber tube has a small hole.