# §3.2 Temperature differences on Earth

Start-up excercise
Describe the weather of today using the 3 main elements of weather
timer
5:00
1 / 30
Slide 1: Open vraag
AardrijkskundeMiddelbare schoolhavoLeerjaar 1

In deze les zitten 30 slides, met interactieve quizzen, tekstslides en 3 videos.

Lesduur is: 50 min

## Onderdelen in deze les

Start-up excercise
Describe the weather of today using the 3 main elements of weather
timer
5:00

#### Slide 1 -Open vraag

§3.2 Temperature differences on earth

#### Slide 2 -Tekstslide

Learning targets
-You know that the Earth has a habitable climate thanks to the atmosphere.
-You understand the influence the position of the Sun and the geographical latitude have on temperature.
-You can calculate the average temperature.

#### Slide 3 -Tekstslide

What fits best with weather and what with climate. Swipe please
Climate
Weather
measured over 30 years
Can change any minute
big area
small area

high latitude
Low latitude

#### Slide 5 -Sleepvraag

Why is snow more common in Switserland than in the Netherlands?
Why is snow more common in Finland than in the Netherlands?
Why is snow in Poland more common than in the Netherlands?
Which termperature factor plays a role here?
altitude
Latitude
distance to the sea

Low latitude
high latitude

#### Slide 7 -Sleepvraag

It is colder at higher latitudes because:

• -Sunrays hit earth at a slanting angle (vallen schuin in)
• Sunrays have to heat up a larger area
• Sunrays travel a longer distance to earth which gives them a higher change of being reflected back to space
please note!

#### Slide 8 -Tekstslide

The further from the equator, the colder
Latitude

Latitude

Latitude

#### Slide 12 -Video

Start-Up excercise

Look at this graph
Analyse what it could represent
Discuss with your neigbour and write it down
Language to use
I think the …. could be ..
You reckon it is… …?
Which of them shows….?
What do/does the …. mean?

#### Slide 13 -Tekstslide

It is colder high in the mountain because

• Air in the atmosphere is heated from below
• the higher you go, the further you are from the earths surface
Altitude
please note!

Altitude

#### Slide 16 -Tekstslide

The higher you go, the colder it gets
Altitude

#### Slide 18 -Video

Rotations of the earth
earth has two rotations
in 24 hours: a spin around its own axis> day and night
in 1 year: a spin around the sun> seasons

please note!

#### Slide 20 -Tekstslide

What creates the difference between night and day?
A
rotation of the earth around the sun
B
rotation of the sun around the earth
C
the moon and its gravity
D
the earth rotating around its own axis

#### Slide 21 -Quizvraag

Which month gives the Netherlands the most daylight?
A
Maart
B
Juni
C
September
D
December

#### Slide 22 -Quizvraag

Why do we have less daylight in the winter?

#### Slide 24 -Video

minimum and maximum temperature
Every day has a maximum temperature.The warmest moment of the day. This is somewhere between 12:00 and 15:00 depending where you are.

Everyday also has a minimum, when it is coldest. This is usually somewhere just before morning

#### Slide 25 -Tekstslide

Why is the coldest moment of the 24hour cycle just before sunrise?

#### Slide 26 -Open vraag

The atmosphere gets heated from
A
Below
B
Above

#### Slide 27 -Quizvraag

How many degrees does the temperature drop if you climb a 1000meters?
A
10 degrees
B
1 degree
C
6 degrees
D
3 degrees

#### Slide 28 -Quizvraag

Explain why it is colder in the Netherlands than on the equator. Use at least 4 sentences

#### Slide 29 -Open vraag

Homework
Assignments : 2, 3, 4
Latitude still difficult?
interested in more info on seasons?
timer
10:00