Energy Notes for Science JC
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Notes tagged with "jc science".
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The Circulatory System - The circulatory system consists of the heart and the blood vessels (veins, arteries and capillaries). - Veins bring blood away from the heart. They have a wider lum...
The Skeleton and Muscles - The functions of the skeleton are support, protection and movement. - Muscles are attached to bones. When they contract they alow us to move. - Bone is made of li...
Digestion - The five stages of digestion are ingestion, digestion, absorpbtion, assimilation and egestion. - Ingestion is the taking of food into the mouth. - Digestion is the breaking down...
- Ecology is the study of the relationships of living things with one another and their environment. - A habitat is a place where a plant or animal lives, e.g. woodland or rocky seashore. - ...
Photosynthesis - Green plants make food by photosynthesis. - Photosynthesis occurs in the leaves of a plant. - The green chemical chlorophyll is needed for photosynthesis. - Chlorophyll tra...
Matter is anything which has mass and takes up space. There are three states of matter, solid, liquid, and gas. - Solid – definite shape, definite volume, does not flow. Particles vibrate o...
Hard water is any water that forms a scum with soap. Soft water forms lather with soap. Hardness is caused by dissolved calcium and magnesium icons (Ca2+ and Mg2+).Temporary hardness - Tem...