Lake Opakoi 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Further Resources This task is about the changing water levels of a lake over the year. Question 1Change answer Lake Opakoi is almost surrounded by mountains. In winter it is a very cold place. Thick snow covers the mountains. In summer it is sunny and warm – a good place to have a picnic and a swim. The water level in Lake Opakoi changes during the year. Explain the cause(s) of the following changes: Lake Opakoi is almost surrounded by mountains. In winter it is a very cold place. Thick snow covers the mountains. In summer it is sunny and warm – a good place to have a picnic and a swim. The water level in Lake Opakoi changes during the year. Explain the cause(s) of the following changes: In spring the lake is very full. During the summer the lake level drops. In winter the lake level is high. Task administration: This task can be completed with pencil and paper or online. Level: 3 Curriculum info: Science, Investigating in science, Planet Earth Keywords: interacting systems, water cycle, lakes Description of task: For this task students explain the causes to the difference in height of water levels in a lake during spring, summer, and winter. Curriculum Links: Science capabilities The capabilities focus is brought about by the conversations you have and the questions you ask. Capability: Gather and interpret data This resource provides opportunities to discuss what given information means in relation to the water cycle. Science capability: Gather and interpret data (TKI) Science capabilities: Gather and interpret data Answers/responses: Y6 (10/1997) a) Snow and/or ice melts, the water flows into the lake. moderate b) Water evaporates and less rainfall. moderate c) It rains into the lake and onto surrounding hills and mountains – some of this rain will find its way into the lake. moderate From snow to sea Clouds and fog Earth's water reserves From cloud to snow Where did the water go? The water cycle Investigating the water cycle The disappearing puddle Salient points from the literature about understanding the water cycle What are New Zealand students' ideas about changes of state of water and the water cycle? Putting the Nature of Science strand into the water cycle River in flood
