1G – Eerste les na de vakantie

• Natuurkunde / Scheikunde
• Middelbare school
• vwo
• Leerjaar 1

This lesson

• Atoms – a recap
• The periodic table + ions
• Atoms and molecules
• The end of this period

Goals

• To remember what you hav learned about atoms
• understaning the basis of the periodic table
• Understanding Ions
• The relationship between molecules and atoms

Atoms – a recap

5 minutes to write down 

what you remember about atoms

What is all mater made of?

1. Molecules
2. Particles
3. Atoms
4. Substance

What are atoms made of?

1. Neurons, protons and electrons
2. Particles
3. Empty space
4. Protons, neutrons and electrons

1. 
2. 

What parts go in the center of an atom?

1. Protons and neutrons
2. Electrons and protons
3. An atom has no center
4. The neutrons and protons

What is the right name for the core of an atom?

1. The core
2. The center
3. Nuclear
4. The nucleus

What determines the mass of an atom?

1. protons and electrons
2. The protons and neutrons
3. The protons and Neutrons
4. It's atomic number

What determines which element an atom is?

1. It's charge
2. The number of electrons
3. The number of Neutron
4. The number of protons

Two negatively charged objects...

1. repel
2. attract

A positively charged and a negatively charged object

1. repel
2. attract

What is an Ion?

What does the periodic table tells us + Ions

https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_en.html

What is the relationship between

Atoms and molecules?

The end of this period

Next week: preparing for the test week

Test week: a practical about density

After the test week: a test about period 2

For next week monday

Look up:

what is density?

What is it's unit?

how to calculate density

Goals

• To remember what you hav learned about atoms
• understaning the basis of the periodic table
• Understanding Ions
• The relationship between molecules and atoms