- Demonstrate your understanding of mass by using a triple beam balance
- Form a reasonable estimate of mass and accurately measure mass using both a triple beam balance and a digital scale
- Understand the difference between MASS and WEIGHT
- Determine what objects / phenomena are considered MATTER
HOMEWORK TO COLLECT: NONE … yet…
KEY VOCABULARY: Matter, Mass, Inertia, Volume
Our first order of business will be logging on to QuestionPress – this will be an online resource we use a great deal in class to answer questions, take quizzes, and facilitate discussion.
- Please go to www.questionpress.com/kdavid You will answer two essay questions on this sit.
- Make sure to bookmark www.questionpress.com/kdavid as we will be using it often
Today we will dive right into the heart of the matter – by discussing what ‘matter’ actually is and how we measure it. If time permits, we will also hone our skills at some of the different methods for measuring matter.
What is ‘Matter‘? How do we measure it? What is ‘Mass‘? How do we measure that? These are questions we will take on today in discussion.
“Mass vs. Weight”
Today we will be engaging in a lab activity and getting used to some of the equipment in our laboratory – starting with some of the gear we use to measure mass.
One piece of equipment we will need to learn to use today is a Triple Beam Balance. There is a short online tutorial that will help us in this task:
(CLICK IMAGE TO GO TO TUTORIAL)
Complete the online tutorial – SKIP ‘Setup and Care’ – together with your lab partner first. Once you have completed the tutorial, you may open and begin the lab below:
HOMEWORK: Read pgs. 16 thru 19 in your ‘Chemical Building Blocks’ textbook (the blue one). Watch (or review) the the 3 videos above