
CHEM 29: More phase changes
Presentation
•
Chemistry
•
6th Grade
•
Easy
+2
Standards-aligned
Shirley Wouters
Used 7+ times
FREE Resource
5 Slides • 11 Questions
1
CHEM 29: More phase changes
Do Now at the beginning of class.
2
Poll
Describe your mood today. Do you feel like water, ice, steam or plasma?
Water: I go with the flow.
Ice: I'm nervous, frozen.
Steam: I'm so angry I'm fuming
Plasma: I don't really know what I am, but I guess I'm kind of like a gas but charged with ions.
3
Multiple Choice
Which of these winter traditions in the Netherlands has something to do with a chemical change?
1 Burning a big pile of Christmas trees on New Year's Eve
2 Going ice skating in the Amsterdam city center when the canals freeze
4
Multiple Choice
Do you remember the name of Ms. Wouters' bunny from earlier this year?
Odysseus
Sebastian
5
6
Multiple Select
Okay, let's get serious now. Remember physical changes and chemical changes? Which of these are physical changes?
Souring milk
Cooking an egg
Cutting copper wire
Setting your Christmas tree on fire
Ice melting into water
7
Physical changes
Physical changes: The substance stays the same.
When ice melts into water, the water molecules stay the same.
When I cut copper wire, the copper itself doesn't change.
These are physical changes.
8
Multiple Choice
This weekend I ran 7000 meters. How many kilometers is that?
70.00
700
7
1.6
9
kilo = 1000
(It's very important to know how to calculate with the prefixes. 1 km = 1000 m)
10
Poll
What chemical profession fits your personality best?
Designing new medicine
Making environmentally friendly fuels for cars and airplanes
Professional Christmas tree burner
Chemistry teacher
Geochemist: studying rocks and minerals.
11
Open Ended
What is it that you actually want to be when you grow up?
12
Multiple Choice
How would you classify gold?
Element
Compound
Homogeneous mixture
Heterogeneous mixture
13
Multiple Choice
How would you classify milk?
Element
Compound
Homogeneous mixture
Heterogeneous mixture
14
Multiple Choice
How would you classify the substance in the picture?
Element
Compound
Homogeneous mixture
Heterogeneous mixture
15
Cats are liquids?
A liquid is traditionally defined as a material that adapts its shape to fit a container. Cats seem to fit this definition.
16
Poll
Your opinion! Are cats liquid?
Yes
No
CHEM 29: More phase changes
Do Now at the beginning of class.
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