Page 11 - 新思维科学学生用书6 样章

1 The human body

1.1 The circulatory system

We are going to:

• describe the parts of the circulatory system and their functions
• learn that the circulatory systems of other animals are similar to ours

• measure pulse rates and record results in tables
• make a prediction and plan a fair test on the effect of exercise on pulse rate

• use results to say if the prediction was accurate

• describe any patterns in results and use results to make a conclusion
• find information to answer a scientific question

• ask a question to investigate and find the answer.

blood circulation oxygen

blood vessels circulatory system pressure
carbon dioxide heart pulse

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