Chemical Reactions
What element is represented by the letter O?
oxygen
What are the 3 states of matter?
Solid, liquid, gas
How is fat lost in the body?
It "burns"
Why might Mc'Kenna be having abdominal cramps?
Her body is still working to digest her meal
What are the small numbers in a chemical equation called?
subscripts
When something is burned, what happens to the mass?
It decreases
What foods should children avoid?
Junk food with sugar
If Mc'Kenna is able to fix her celiac disease, but still experiences cramps, what would you infer?
There could be an underlying issue.
How many Carbons are there in this molecule:
4CO2
4
When something decreases mass after it is burned, where do those atoms go?
Into the atmosphere
Why is Mc'Kenna's fat loss alarming?
She lost a lot of weight very quickly
What organ does celiac disease effect?
Small Intestines
What are the reactants in the burning of a piece of food?
the food and oxygen
What is the name of a reaction where everything is contained?
A closed system
Why do children need more fat than adults?
They use fat quickly for development
What molecule is Mc'Kenna's body not breaking down correctly?
Carbohydrates
Why do chemical reactions use yield instead of an equal sign?
Because new substances are formed
What is the law of conservation of mass?
Mass is neither created nor destroyed
Fatty acids
Why is Mc'Kenna losing weight?
Her body is not absorbing enough nutrients