Page 26 - 新思维科学学生用书3 样章
P. 26

1.3  Plants and light


                    1.3  Plants and light






                We are going to:


                •  learn that plants need light and the right conditions to be healthy
                •  learn that baby plants grow from seeds

                •  talk about the importance of a fair test

                •  look for patterns in results

                •  make a conclusion from results

                •  make predictions and see if they are right.




                 Getting started


                 These young plants have started growing.

                 •  Which plant is oldest?

                 •  Which is youngest?

                 •  What do these plants need to help them grow

                     and be healthy?





                conditions       germination

                seedling         shoot       wilt




























                                                                                                           25
   21   22   23   24   25   26   27   28   29   30   31