1. 6th grade warm ups week of 8-14-17

2. Monday (Mon.) 8-14-17 WU: What is an eclipse?
Ans: An eclipse is a generic term used in science to describe when one object passes into the shadow of another object.

3. Tuesday (Tues.)
WU: What is the difference between a solar and lunar eclipse?
Ans: 1: A solar eclipse occurs when the moon blocks the sun casting a shadow on the Earth.
2: A lunar eclipse occurs when the Earth blocks the sun casting a shadow on the moon.

4. Wednesday (Wed.)
WU: What are the areas of Umbra and Penumbra during an eclipse?
Ans: The umbra area in which the shadow of an object is total while the penumbra is the area in which the shadow of the object is partial.

5. Thursday (Thurs.)8-17-17 WU: What causes an eclipse to happen?
Ans: 1: Eclipses occur due to the special coincidence of the moon and the Sun being the same angular size.
2: The Sun is 400 times wider than the moon, but it is also 400 times farther away, so they coincidentally appear to be the same size in our sky.

6. Friday (Fri.)
WU: Why is safety important when viewing a solar eclipse?
Ans: 1: The intensity of looking directly at the sun has enough energy to cause damage to the retina.
2: This can cause vision impairment and depending on the severity can be permanent.