Lunar Cycle: TEKS 8.7B

To the teacher:• This CPO Science PowerPoint presentation is designed to guide you

through the process of presenting the lesson to your students. The presentation uses a 5-E teaching model: Engage, Explore, Explain, Elaborate, and Evaluate.

• The PowerPoint Slide notes indicate where you may want to bring in various lesson elements such as quizzes, readings, investigations, animations, and practice materials. Additional science background information is provided in the slide notes where appropriate. You can view these notes by selecting “View,” then “Normal.” You will see the notes pane at the bottom of the PowerPoint workspace. Additionally, the slide notes are available as a separate document, accessible from the lesson home page.

• The slides that follow are intended for classroom use.

Lunar Cycle: TEKS 8.7B

What is the lunar cycle?

• Have you noticed that the Moon appears to “change shape” throughout the month?

• Can you name any of these Moon phases?

Lunar Cycle: TEKS 8.7B

Time to investigate!• Complete the lesson investigation:

– Phases of the Moon

Lunar Cycle: TEKS 8.7B

What causes the lunar cycle?

• The revolution of the Moon around Earth makes the Moon appear as if it is gradually changing shape throughout the month.

• What you see when you look at the Moon depends on its location relative to the Sun and Earth.

Lunar Cycle: TEKS 8.7B

Lunar Cycle: TEKS 8.7B

Moon Phases

• Study the names of the Moon phases above. See if you can name the phases shown on the following slides.

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

• Which phase is shown here?

Lunar Cycle: TEKS 8.7B

What is a lunar eclipse?

• Why doesn’t a lunar eclipse happen every month?

Lunar Cycle: TEKS 8.7B

What is a solar eclipse?

• Why doesn’t a solar eclipse happen every month?

Lunar Cycle: TEKS 8.7B

Time for Practice!

• Complete the lesson practice activity:– Moon Phase Flip Book

Lunar Cycle: TEKS 8.7B

Show what you know!

• Try the lesson’s interactive quiz, or complete a quiz that your teacher can print out for you.

• Hint: – You might want to review your lesson reading piece one

more time before trying the quiz.