1B dichtheid

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

This lesson

• What is density?
• The formula for density
• Density calculations
•  Checking the class goals

Goals

• To be able to explain density
• To know the formula for density
• To be able to apply the formula for density

Density 

The amount of mass per volume unit of a substance.

(kg/m³)

What is mass?

• Unit: kg
  

What is volume?

• Unit: m3
• Unit: L
• Length x with x height

What is volume?

• Unit: m3
• Length x with x height

Density=​volume​​mass​​

(kg/m³)

(m³)

(kg)

Density=​volume​​mass​​

(?)

(cm³)

(g)

Density=​volume​​mass​​

(g/cm³)

(cm³)

(1cm³ = 1mL)

(g)

Volume = 1000 cm³

Mass = 10 kg

Density =?

Volume = 1000 cm³

Mass = 1kg

Density = ?

Exercise 1

ρ=​V​​m​​

Density=​volume​​mass​​

(rho)

Exercise 2

To reaarange 

ρ=​V​​m​​

Homework 

exercise1, 2 3, 12a, 12b (page 31 + page 34)

Goals

• To be able to explain density
• To know the formula for density
• To be able to apply the formula for density

What is density?

The formula for density is....

The unit of mass is

1. heavyness
2. matter
3. kg
4. grams

The unit of Volume is?

1. cubic meters
2. area
3. size
4. m3