Nutrition Quest - Day 8

Front

What is weight?

Back

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

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What evidence indicates a chemical reaction has occurred?

Back

Evidence of a chemical reaction can include color change, gas production, solid formation, and change in smell.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What is gas production in a chemical reaction?

Back

Gas production is when a chemical reaction produces gas as a byproduct, indicating a change has occurred.

Front

What does color change indicate in a chemical reaction?

Back

Color change can indicate that a chemical reaction has taken place, as substances may change color during the reaction.

Front

What is the significance of change in smell in food spoilage?

Back

Change in smell can indicate that a chemical reaction has occurred, leading to food spoilage.

Front

What is solid formation from liquids?

Back

Solid formation from liquids occurs when two or more liquids react to form a solid, indicating a chemical change.

Front

What is the role of cows in methane production?

Back

Cows produce methane as a byproduct of their digestive process, which is a result of a chemical reaction.

Front

What is the importance of expiration dates on food?

Back

Expiration dates indicate the time frame in which food is safe to consume, beyond which chemical reactions may spoil the food.