Suggest how butter is made from cream.

Important Questions on How Do We Use Matter?

MEDIUM

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: A close look at two emulsions>Q 1

Suggest what you see identifying the oil and water phases.

HARD

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: A close look at two emulsions>Q 2

Why homogenized milk is not recommended for creams?

MEDIUM

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of solids>Q 1

List all the physical properties of solids used by the separating techniques.

MEDIUM

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of solids>Q 1

Suggest the examples of separation that use the same physical properties.

HARD

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of solids>Q 1

What is the role of fluids in some separation techniques?

MEDIUM

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of solids>Q 2

What is the common method in sieving and winnowing?

HARD

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of solids>Q 3

Could any of these techniques (sieving, winnowing, magnetic separation) also be used to separate liquids, gases or other mixtures? If so suggest an example.

HARD

MYP:4-5

IMPORTANT

MYP By Concept 4&5 Chemistry>Chapter 2 - How Do We Use Matter?>ACTIVITY: Evaluating the seperation of liquids>Q 1

List all the physical properties of solids and liquids used by the separating techniques.