北师大版九年级全一册英语课件Unit 8 Discoveries Lesson 24 An Experiment Report

课件25张PPT。D
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Unit 8 Lesson 24
An Experiment Report
Have you done any experiments before?
What were they about?
Did you write an experiment report?Have you ever tried to care for a plant? What were they?
Did you observe them carefully?
Do you know the following things?
Have you seen or used these things? Microscope Have you ever seen this machine
before?
What’s the name of it?
What is it for?
We can observe things that our eyes can’t see by microscope.What’s this?
It’s a potato with sprouts.
Can we eat it? Why?We mustn’t eat it.
It’s poisonous.
It is a flower pot with soil.Soil is important for plants
Do you know what it is?
What can you do with it?
What do you need to grow flowers?What’s the passage about?It's about an experiment on growing potato plants.Skim and answer the questions.How many parts are there in the report? What are they?Three.
They are things prepared,observation and what the reporter has learned. Read the experiment report and answer the questions.1. What should be prepared?
2. What is the Buddy ?
3. When have the leaves grown?
4. How tall are the leaves on the fifteenth day?
5. What knowledge about the plant’s growth
has the writer known from this experiment?Read the experiment report and answer the questions.What should be prepared?

A potato, a flower pot and a camera.2. What is the Buddy ?
It is a tiny sprout.
3. When have the leaves grown?
On the Day Eleven.4. How tall are the leaves on the fifteenth day?
3 cm.
5. What knowledge about the plant’s growth has the writer known from this experiment?
Growing potato plants needs plenty of water and the temperature needs to be right.Reading Help: Taking notesSkim the report quickly to understand the purpose of the experiment.
Look at the tables and pictures to get key information.
Write down key words like numbers, dates and actions.
Use short forms or symbols, e. g. > = bigger, x = not, = because.Read the second part and fill in the form.planttalleris getting larger Three more new sproutsto grow tallernew sprouts3 cmwonder how fastexcitinghopegrow fasterbe a bit more patientexcitedthey will soon grow into new potatoesinterested,excited, patientSay something about the experiment reportH
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Can you imagine what happened for some of the other days of the experiment?
How is growing plant similar to trying to succeed in life?It takes not only time, but also lots of effort and patience.Read the last part and answer the question.Do you think this is a good experiment for six-year-kids? Why or why not?Your Opinion Let’s read !H
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Think hard:
Have you observed a plant’s growth and can you write an experiment report? Share in groups.H
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Make a poster about the experiment.Homework: