Nutrition Quest - Day 8

Front

What is a chemical reaction?

Back

A process where substances (reactants) change into different substances (products), often involving energy changes.

Front

What evidence indicates a chemical reaction has occurred?

Back

Common evidence includes color change, temperature change, gas production, and formation of a solid from liquids.

Front

What is weight?

Back

Weight is the measure of how much mass is affected by the force of gravity.

Front

What is mass?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.

Front

What is gas production in a chemical reaction?

Back

Gas production occurs when a chemical reaction produces a gas as a product, often observed as bubbles.

Front

What does temperature change indicate in a chemical reaction?

Back

A temperature change can indicate that a chemical reaction is occurring, as energy is either absorbed or released.

Front

What is color change in a chemical reaction?

Back

A color change can indicate a chemical reaction, as the reactants transform into products with different colors.

Front

What is the role of vinegar in cheese making?

Back

Vinegar is added to milk to cause curdling, which is a chemical reaction that forms solid curds.

Front

What is methane and how is it produced?

Back

Methane is a gas produced as a byproduct of digestion in cows, resulting from a chemical reaction in their stomachs.

Front

What happens to leaves in different seasons?

Back

Leaves change color due to chemical reactions in the chlorophyll as temperatures change.