01 8 Science 2D Eclipse Gizmo Answer Key.pdf - Please Do...

2D Eclipse Answer Key
Vocabulary: corona, eclipse, lunar eclipse, penumbra, solar eclipse, umbra
Prior Knowledge Questions (Do these BEFORE using the Gizmo.)
[Note: The purpose of these questions is to activate prior knowledge and get students thinking.
Students are not expected to know the answers to the Prior Knowledge Questions.]
1. The image below shows a flashlight shining on a ball. Draw the shadow cast by the ball.
2. In the image, draw a golf ball that is in the shadow of the soccer ball. Label this ball “1.”
Then, draw a second golf ball that will cast a shadow on the soccer ball. Label this ball “2.”
Gizmo Warm-up
An eclipse occurs when the shadow of one celestial
body falls on another celestial body. The 2D Eclipse
Gizmo allows you to explore two types of eclipses: a
lunar eclipse and a solar eclipse . Notice that the
objects in the Gizmo are not drawn to scale. If they
were, the Sun would be located over 150 meters to the
left and would be over a meter tall!
1. Next to Views , select Both shadows . Why do the Moon and Earth have shadows?
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2. Notice there are two parts to each shadow. The darkest part is the umbra . The lighter part
surrounding the umbra is the penumbra
A. How much of the Sun would you see if you were standing in the umbra?
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2018
B. How much of the Sun would you see if you were standing in the penumbra?
You would see part of the Sun.
Laura Sardone (SCSscience) - [email protected] - 140572077

2018
Activity A:
Solar eclipse
Get the Gizmo ready:
 Select Moon shadow .
Question: What causes a solar eclipse?
1. Predict: During a solar eclipse, our view of the Sun is blocked by the Moon. In the diagram,
draw where you think the Moon is located when the observer on the left side of Earth is
experiencing a solar eclipse.