Latvian lesson in Latvia

LATVIA

GROBINA GYMNASIUM

Outdoor activity

DETERMINATION OF TREE SPECIES AND ITS PARAMETRES

Group members:

1.________________________________________________

2.________________________________________________

3.________________________________________________

4.________________________________________________

Mentor- Elizabete

Tasks:

1. Find out the thickness of a tree 1,30 m from the ground:

  • use measuring-tape,

  • write down figures in the table!

2. Find out how old is a tree:

  • the perimeter of the tree divide by 2,5. Use a calculator,

  • the number you got is the approximate age of the tree, because a tree grows about 2,5 cm a year,

  • the result you got write in the data table below!

Tree species

Tree thickness

Tree age

 

 

 

 

 

 

 

 

 

Compare your data with the other group!

Present your work to the other students!

April 19, 2016

 

1. Worksheet 1 download here!

2. Worksheet 2 download here!