
Understanding Chemical Reactions and Mass Preservation
Interactive Video
•
Chemistry, Science
•
5th - 8th Grade
•
Hard

Olivia Brooks
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main topic introduced by Professor Bill Tyson?
Different forms of science
The history of physics
The life of Antoine Lavoisier
The structure of atoms
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example with the effervescent tablet, what was the initial total mass of the tablet and water?
230 grams
220 grams
210 grams
200 grams
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What phenomenon is observed when the tablet dissolves in water?
Effervescence
Evaporation
Sublimation
Condensation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who discovered the Mass Preservation Law?
Marie Curie
Antoine Lavoisier
Albert Einstein
Isaac Newton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Lavoisier realize was happening to the missing mass in reactions?
It was being absorbed by the container
It was turning into energy
It was being released as gas
It was disappearing
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the release of gas during a chemical reaction?
Sublimation
Effervescence
Precipitation
Condensation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key takeaway from the Mass Preservation Law?
Mass is irrelevant
Mass is conserved
Mass can be destroyed
Mass can be created
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Professor Bill Tyson encourage viewers to do at the end of the video?
Forget the lesson
Stop studying
Share the video
Ignore science
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