7 th Grade Science Unit: Earth, Sun, and Moon Name: Date: Thursday, October 20, 2016 Homeroom: Lesson: ESM 3_Eclipes OBJECTIVES: By the end of today s lesson, you will be able to SWBAT describe the positions of the Earth, Sun, and Moon during a lunar and solar eclipse. DO NOW Directions: Fill in the blank with the correct word from the word bank. 1 orbits 24 365 rotates year day month 8 1. A day lasts hours. 2. A year lasts days. 3. A is the amount of time it takes the Earth to orbit around the Sun once. 4. A is the amount of time it takes the Earth to rotate once on its axis. 5. A is the amount of time it takes the moon to orbit the Earth once. 6. The Earth the sun in an elliptical pattern. 7. Explain why the Northern Hemisphere is in winter while the Southern Hemisphere is in summer. 1
I DO CLASS NOTES 1. Lunar eclipse- A lunar eclipse occurs when the blocks out the light shining on the. 2. Solar eclipse- A solar eclipse occurs when the blocks out the. 3. Umbra- the part of a. If you are in the Umbra shadow you will see a total eclipse. 4. Penumbra- the part of a shadow where you can still see some. If you are in the penumbra, you will experience a partial eclipse. 2
Eclipses 1. Eclipses occur because of the way the Sun, Earth, and Moon are. Lunar Eclipse 2. Before we can understand lunar eclipses, we have to understand why the Moon looks like it lights up. a. The Moon does not make its own. The Earth doesn t make its own light either. i. The moon looks like it is shinning light because it is reflecting from the. 1. Light from the sun shines on the Moon. This is why we can see the moon! b. A lunar eclipse occurs when the moon passes behind the Earth so that the blocks the sun s rays from hitting the. i. This can only happen when the Sun, Earth and Moon are lined up in a line with the Earth in the. ii. There must also be a full moon in order for a lunar eclipse to happen. In the Space below, draw a picture of how the Earth, Sun, and Moon must be arranged in order for there to be a Lunar Eclipse. Lunar Eclipse 3
\ This is what a lunar eclipse would look like throughout the night! Solar Eclipse 1. A Solar eclipse occurs when the passes between the Sun and the Earth. a. When this happens, the Moon fully or partially the. b. In order for this to happen, the Sun, Moon and Earth have to be in a line with the in between the Sun and the Earth. In the Space below, draw a picture of how the Earth, Sun, and Moon must be arranged in order for there to be a Solar Eclipse. Solar Eclipse 4
Types of Solar Eclipses Name Description Picture Total Eclipse Occurs when the Sun is covered up by the Moon. The light of the Sun is replaced with the circle of the Moon Annular Eclipse Occurs when the Sun and Moon are exactly in, but the apparent size of the Moon is than that of the Sun. So, the Sun appears like a bright. Partial Eclipse Occurs when the Sun and Moon are exactly in line and the Moon only covers up the Sun. 5
WE DO- GUIDED PRACTICE 6
INDEPNDENT PRACTICE Directions: For the following terms, write a definition. Then, draw a picture. Term Definition Picture Lunar Eclipse Solar Eclipse Umbra Penumbra Total Eclipse Annular Eclipse Partial Eclipse 7
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7 th Grade Science Name: Date: October 20, 2016 Unit: Earth, Sun, and Moon Lesson: ESM 3_Eclipes Homeroom: /5 = % DNG? Strive Due Date: A B C D F Directions: Match the following terms with the correct answer. 1. Solar Eclipse 2. Partial Eclipse 3. Lunar Eclipse 4. Annular Eclipse 5. Umbra 6. Penumbra 7. Total Eclipse A. The darkest part of a shadow. B. Occurs when the moon blocks out the sun. C. When the Moon does not cover the entire Sun during a solar eclipse. D. Occurs when the earth blocks out the light shining on the moon. E. The part of a shadow where some of the light sources is still visible. F. A type of solar eclipse when the entire sun is blocked out by the moon. G. A type of solar eclipse when the moon appears to be smaller in the sun. During the eclipse, the sun looks like a shinning ring. TURN OVER 9
Directions: for each of the pictures below, write the term that matches from the word bank. Then, write a definition for the term. Term Picture Definition 10
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