Sertseyht

ACTIVITY 6

PHASES OF THE MOON

OJECTIVE:

To illustrate the four phases of the moon

MATERIALS:

Flashlight sting

Ping-pong chair

WHAT YOU WILL DO:

1.Tie the ball with the sting let this represent the moon.

2.Let a student stand to represent the earth.

3. Ask another student to hold the flashlight at eye level. This represents the sun.

4.Ask a third student to hold the ball between the flashlight and the earth student.

5.Darken the room and turn on flashlight.

6.Let the earth student describe the lighted portion of the ball.

7.Then slowly move the ball to one-fourth of a circle around the earth student. Describe again the lighted portion of the ball.

8.Repeat the observation when the ball reaches one-half of its way.

9.Observe again when it is three-fourths of its away around.

10.Then return the ball to its original position.

ANSWER THE FOLLOWING:

1.Identify the four phases of the moon you observed.

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2.Is the new moon visible on earth? Why or why not?

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3.How long does it take the moon to change from one phase to the next?

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4.How long does it take the moon to complete its four phases?

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5.differentiate between a waning moon and a waxing moon.

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6.At what time can a full moon be observed to rise?

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CONCLUSION

1.What motion of the moon is responsible for the appearance of the four phases?___________________________

2.At what point in the moon’s orbit does each of the four phases occur?

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3.What do you call this kind of eclipse?...