What is an example of chemical weathering mentioned in the video?

Chemical Reactions and Weathering Concepts

Interactive Video
•
Chemistry
•
6th - 8th Grade
•
Hard

Patricia Brown
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A polished statue
A freshly painted house
A rusty building
A shiny new car
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT needed for the experiment?
Vinegar
Chalk
Sugar
Glasses
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What gas is produced when chalk reacts with vinegar?
Oxygen
Nitrogen
Hydrogen
Carbon dioxide
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the mass of the chalk during the reaction?
It doubles
It decreases
It stays the same
It increases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for calcium carbonate?
CaCO3
H2O
NaCl
CO2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of vinegar in the experiment?
It acts as a base
It acts as an acid
It acts as a solvent
It acts as a catalyst
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the crushed chalk react faster with vinegar?
It is colder
It has more surface area
It is heavier
It is a different color
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