WHAT ARE CARBOHYDRATES?
UNIT 3 - CHEMCIAL REACTIONS - BIO

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Science
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
Carbohydrates are macromolecules that provide energy to the body, primarily found in foods like bread, rice, and pasta.
2.
FLASHCARD QUESTION
Front
WHAT DOES THE LAW OF CONSERVATION OF MASS STATE?
Back
The Law of Conservation of Mass states that matter cannot be created nor destroyed in a chemical reaction.
3.
FLASHCARD QUESTION
Front
HOW CAN WE DETECT HYDROGEN GAS?
Back
Hydrogen gas can be detected during electrolysis by the characteristic 'pop' sound it makes when ignited.
4.
FLASHCARD QUESTION
Front
WHICH HAS MORE ENERGY: REACTANTS OR PRODUCTS?
Back
In an exothermic reaction, the reactants have more energy than the products.
5.
FLASHCARD QUESTION
Front
WHAT DOES IT MEAN THAT ATOMS ARE REARRANGED IN A REACTION?
Back
It means that during a chemical reaction, the atoms in the reactants are reorganized to form the products, but the total number of atoms remains the same.
6.
FLASHCARD QUESTION
Front
DEFINE EXOTHERMIC REACTION.
Back
An exothermic reaction is a chemical reaction that releases energy, usually in the form of heat.
7.
FLASHCARD QUESTION
Front
DEFINE ENDOTHERMIC REACTION.
Back
An endothermic reaction is a chemical reaction that absorbs energy from its surroundings.
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