A Mixture of Iron,salt,and Sand Can Be Separated Using a Magnet,water,a

question 29

Multiple Choice

A mixture of iron,salt,and sand can be separated using a magnet,water,a filter,and a hot plate.This separation:

• A) involves both chemical and physical changes.
• B) involves only chemical changes or processes.
• C) involves only physical changes or processes.
• D) cannot be done with the materials listed.

---

Definitions:

Malnutrition

A condition resulting from inadequate intake or absorption of nutrients, leading to poor health.

Anorexia Nervosa

An eating disorder characterized by an intense fear of gaining weight and a distorted body image, leading to severe restriction of food intake.

Ideal Body Weight

An estimation of an optimal weight based on height, aiming for a healthful balance to minimize risk of diseases.

Vitamin C Deficiency

A nutritional deficiency that can lead to symptoms such as scurvy, characterized by weakened immunity and connective tissue, and issues with skin and gum health.