leaf drawing

WELKOM 1BA

WELKOM !

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Slide 1: Tekstslide

BiologieMiddelbare schoolvmbo g, t, mavo, havo, vwoLeerjaar 1

In deze les zitten 24 slides, met tekstslides.

Onderdelen in deze les

WELKOM 1BA

WELKOM !

Slide 1 - Tekstslide

start task

Place your leaf on your desk
Prepare a pencil, eraser, and ruler.
Open your book on page 98

timer

5:00

Slide 2 - Tekstslide

agenda

Discuss homework
Review drawing rules
Drawing of leaf
Finish assignments bs2: 6, 7, 8 (or as homework)
Evaluate drawings

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Tekeningen maken bij biologie (blz. 63)

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lesson objective

You must be able to name the parts of a leaf in an image.
You must be able to state the function of plant leaves.

+ stems and roots!

do not copy

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why draw?

Drawing helps you observe closely.
In a drawing, you can highlight what is important.

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true-to-life

schematic

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external view

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sections

longitudinal

transverse

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material

draw with pencil only
have an eraser at hand
use a ruler (only) for lines

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Lay-out

Two lines (right and top)

Box in the top right corner

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What do you write?

Top left:

Title of the drawing

Schematic/realistic

Cross-section/longitudinal section

(Magnification)

Top right:

Name

Date

Class

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Rules for drawing

- Draw light lines first. Then you can make them clearer.

- Only draw what you see! It’s not always like the book.

- No coloring, just the lines!

- Don’t make it too complicated.

- Work neatly! Don’t erase too much.

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Draw big!

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Horizontale lijnen

- Rechte lijnen (liniaal)

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Label parts

Next to the lines, write the correct terms for the parts of the drawing.

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Onderdelen blad

Bladskelet

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Aan het werk

Make a schematic drawing of your leaf.

Apply all drawing rules to the drawing.

Label: leaf blade, leaf stalk, main vein, side vein, lamina.

Extra time? Then complete assignments 6, 7, and 8 on pages 99-101.

timer

5:00

Slide 22 - Tekstslide

Jullie tips & tops:

Give one 'tip' and one 'top' for each drawing.
Use the drawing rules (pg. 64)
Write the 'tip' and 'top' on a post-it note and stick it to the drawing.
Do not discuss with each other.
Be honest & respectful.

Slide 23 - Tekstslide

Tekenregels tekening (schematisch)

Kader met rechte lijnen
Titel, eigen naam, klas, datum en aanzicht
Vergroting erbij zetten (bij binoculair of microscoop)

Belangrijk!

Duidelijke lijnen (niet schetsen)
Teken altijd met potlood
Rechte lijnen om te benoemen
Niet te veel details
Niet inkleuren

Slide 24 - Tekstslide