light up science （科学）5a unit 4 earth, moon and sun lesson 2 phases of the m

1、整理课件Lesson 2 Phases of the Moonmoon (月亮月亮)moons phases (月相月相)shine (照射照射)整理课件The moon is beautiful.Why can we see only half the moon?整理课件The moon does not give out light. It reflects light from the sun.Some nights we see only half the moon. Do you know why?整理课件In a dark room, hold a ball above your

2、head. Ask your friend to shine a torch on the ball.整理课件What can you see? Draw a picture.整理课件Why does the moon change its shape?整理课件ballsticktorchdouble-sided tapeMake a model.整理课件In a dark room, hold the ball above your head. Ask your partner to shine the torch on the ball. Move the ball to the four

3、 positions on the next page.整理课件What shapes of the moon do you see? Draw pictures.整理课件整理课件As the moon moves round the earth, the shape of the moon (changes / does not change).When you see the moon from the earth, the bright shapes are called the “moons phases”. The moons phases change because we see

4、 the bright surface from different positions.整理课件The moon moves round the earth once every month. Work in groups of three. One student is the earth. One is the moon. One is the sun. Copy their movement. Which student moves the most?整理课件The moon reflects light from the sun.The moon moves round the earth once every month.When you see the moon from the earth, the bright shapes are called the “moons phases”. The moons phases change.整理课件I did an experiment.I made models.I took pictures of the moon.整理课件整理课件