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Question 4.4.1   Jim uses a sensor to measure his heart rate before he starts running. He starts running and measures his heart rate every five minutes. After his run, he draws a graph.     Click on the button below to open the picture of the graph.   Use the graph to help you answer the following questions.   What happened to Jim’s heart rate in the first five minutes that he was running? Give an explanation for your answer. (2)

Question 6.7   What is created when you put an opaque object in front of a light source? Describe how this happens. (2)

4.1  ¿Por qué Claudia no come carne roja?   (1)

Question 6.3   Choose the correct answer. Which of these is a source of light? a.  The eye b.  A mirror c.  The Moon d.  The Sun (1)

Question 3.4   Microorganisms can be useful. List two (2) different microorganisms and the how each microorganism can be useful to people. (4)

3.2 La cocina está en la planta baja.     (1)

Question 1.1   Choose the correct answer.   In which circuit will the bulb light up? a. b. c. d.   Click on the button below to open the picture of the circuits. (1)

Question 4.1   Look at the diagram of the heart answer the following question below:     Click on the button below to open the picture of the heart.   Which part of the body do the pulmonary arteries and veins link to? [ans1] (1)

Question 4.3   Stephan is wondering how blood flows through the heart. Explain to Stephen how this happens. Remember to use the correct vocabulary and all the correct parts. (4)

2.3 ¿Qué animal vive en la conejera?  (1)