shadow-timestudy
nounUK /ˈʃædəʊ ˈtaɪmˌstʌdi/
US /ˈʃædoʊ ˈtaɪmˌstʌdi/
A shadow-timestudy is when you watch how a shadow moves to learn about time.
For our science project, we did a shadow-timestudy by marking the shadow of a stick every hour.
OTHER MEANINGS
2. A chart that shows where a shadow falls at different times of day.
The class made a shadow-timestudy chart on the playground.
3. The act of measuring time by watching how shadows change.
Long ago, people used shadow-timestudy to know when to go home.
4. A school activity where you track a shadow all day long.
Our teacher gave us a shadow-timestudy to do on a sunny day.