Error message

  • User warning: The following module is missing from the file system: variable_realm. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: variable_store. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_variable. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: variable. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: webform_share. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: addthis. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: addthis_displays. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: cck. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_all_day. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_api. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_popup. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_repeat_field. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_tools. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_views. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: field_extract. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: galleryformatter. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_contact. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_field. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_node. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_redirect. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_select. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_translation. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: imageapi. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: imageapi_gd. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: image_resize_filter. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: imce_wysiwyg. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: jquery_countdown_timer. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: jquery_plugin. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: l10n_update. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: opengraph_meta. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: opengraph_meta_test_module. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: quicktabs. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: quicktabs_tabstyles. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: socialmedia. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: spambot. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: superfish. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: variable_admin. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: variable_advanced. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: variable_views. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: views_slideshow. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: views_slideshow_cycle. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: webform_conditional. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: wysiwyg. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: date_repeat. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: field_group. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_menu. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_path. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_taxonomy. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_string. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: menu_attributes. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_block. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • User warning: The following module is missing from the file system: i18n_sync. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/rd/html/eratosthenes.ea.gr/includes/bootstrap.inc).
  • Notice: Undefined index: tb_sirate in drupal_theme_initialize() (line 100 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).
  • Notice: Trying to get property of non-object in _drupal_theme_initialize() (line 146 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).
  • Notice: Undefined index: total_submit_limit in webform_node_view() (line 1524 of /home/rd/html/eratosthenes.ea.gr/sites/all/modules/webform/webform.module).
  • Notice: Undefined index: total_submit_limit in _webform_submission_total_limit_check() (line 863 of /home/rd/html/eratosthenes.ea.gr/sites/all/modules/webform/includes/webform.submissions.inc).
  • Notice: Undefined index: total_submit_interval in _webform_submission_total_limit_check() (line 873 of /home/rd/html/eratosthenes.ea.gr/sites/all/modules/webform/includes/webform.submissions.inc).
  • Notice: Undefined index: total_submit_interval in _webform_submission_total_limit_check() (line 874 of /home/rd/html/eratosthenes.ea.gr/sites/all/modules/webform/includes/webform.submissions.inc).
  • Notice: Undefined index: total_submit_limit in _webform_submission_total_limit_check() (line 880 of /home/rd/html/eratosthenes.ea.gr/sites/all/modules/webform/includes/webform.submissions.inc).
  • Notice: Trying to get property of non-object in _theme_load_registry() (line 335 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).
  • Notice: Undefined index: tb_sirate in theme_get_setting() (line 1440 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).
  • Notice: Trying to get property of non-object in theme_get_setting() (line 1477 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).
  • Notice: Trying to get property of non-object in theme_get_setting() (line 1487 of /home/rd/html/eratosthenes.ea.gr/includes/theme.inc).

Submit Your Data

Don’t forget to take pictures and send them to us (eratosthenes@ea.gr(max 3 pictures per school). 

Please submit below your collected data measurements and calculations.

(please write EQUATOR if you haven’t found any matching school) The proposed length for the stick to be used is 100 centimeters (or 1 meter).
in centimetres
in centimetres

You can use the equation

tanθ= Shade’s Length/Stick’s Length
to calculate the angle θ between the direction of the sun rays and that of the vertical stick (see figure below)

Measurement
 

in degrees
in degrees

CASE A. (performing the Experiment with another School)

in kilometres
in kilometres

CASE B. (performing the Experiment by your own)

in kilometres
in kilometres

Image CAPTCHA
Enter the characters shown in the image.