2.2 Substances Mixtures

Today
  • Substances (pure substance, atom, molecule)
  • Mixtures

Solution (solvent, dissolved substance)

Emulsion

Suspension

  • Separation methods

Filtration

Evaporation

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Slide 1: Slide
NatuurkundeMiddelbare schoolvwoLeerjaar 2

This lesson contains 20 slides, with interactive quizzes, text slides and 5 videos.

time-iconLesson duration is: 60 min

Items in this lesson

Today
  • Substances (pure substance, atom, molecule)
  • Mixtures

Solution (solvent, dissolved substance)

Emulsion

Suspension

  • Separation methods

Filtration

Evaporation

Slide 1 - Slide

Slide 2 - Video

What isn't a substance property?
A
color
B
smell
C
mass
D
flammability

Slide 3 - Quiz

Questions about your homework

Slide 4 - Slide

Substance
  • Atom


  • Molecule


  • Pure substance

Slide 5 - Slide

Define the terms below. Write the definitions in your notebook
  • Pure substance


  • Atom


  • Molecule

Slide 6 - Slide

The molecule in the picture contains how many atoms?
A
0
B
1
C
2
D
3

Slide 7 - Quiz

Mixtures
  1. What is a mixture?
  2. What is a solution
  3. What is a solute/ dissolved substance?
  4. What is a solvent?
  5. Does  a solution result in a new substance?

Slide 8 - Slide

Slide 9 - Video

Mixtures
  1. What is a mixture?
  2. What is a solution
  3. What is a solute/ dissolved substance?
  4. What is a solvent?
  5. Does  a solution result in a new substance?

Slide 10 - Slide

Types of mixtures

Solution


Suspension


Emulsion

Slide 11 - Slide

Exercises from textbook

11

12

15

16

17

18

Slide 12 - Slide

Research question
You are handed a mixture of sand and salt. How would you separate the sand from the salt?

Slide 13 - Slide

Questions
  1. How can you separate the pure substances in a solution?


  1. How can you separate the pure substances in a suspension?

Slide 14 - Slide

Slide 15 - Video

Slide 16 - Video

Separation methods
  • Solid and fluid: Filtration


  • Solution: Evaporation

Slide 17 - Slide

Slide 18 - Video

Exercises from textbook

11

12

15

16

17

18

Slide 19 - Slide

Do you know the meaning of?
  • Substances (pure substance, atom, molecule)
  • Mixtures

Solution (solvent, dissolved substance)

Emulsion

Suspension

  • Separation methods

Filtration

Evaporation

Slide 20 - Slide