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Chemistry - Lower Secondary - yTeach Publisher - Whiteboard presentation - Teaching object - Teaching resource - Oceans

Oceans

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Subject

Chemistry

Grade

Lower Secondary

Publisher

yTeach Publisher

Resource types

Whiteboard presentation

Teaching type

Teaching object

Usage

Teaching resource



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Description At the end of this activity, students should be able to:
– explain how the oceans were formed
– explain the origin of salts in the oceans
– list the characteristic properties of sea water
– list the most abundant ions in sea water
– discuss the concentration of salts in oceans
– discuss salinity balance
– discuss the role of the oceans in maintaining the composition of the atmosphere
– discuss the economic importance of the oceans.
Partner resource
Oceans [Class activity]
Consists of...
The oceans at present [Whiteboard exercise]
Salinity of sea water [Animation]
The ions in the ocean [Animation]
Chemical composition of sea water [Whiteboard exercise]
Gases in sea water [Animation]
Salinity balance [Animation]
Phytoplankton [Whiteboard exercise]
The riches hidden in the oceans [Whiteboard exercise]
Relevant to...
Copyright YDP SA
Keywords

water, Earth, salt, sea, ocean, plankton, phytoplankton, oceans, marine, salinity, leyers

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