On Nov. 30, 2010, astronomers discovered asteroid 2010 WC9. However, it soon faded from view and was lost. But now it’s back, and it’s going to whiz past Earth Monday night.
Source: Lost asteroid to fly between moon and Earth tonight | CBC News
On Nov. 30, 2010, astronomers discovered asteroid 2010 WC9. However, it soon faded from view and was lost. But now it’s back, and it’s going to whiz past Earth Monday night.
Source: Lost asteroid to fly between moon and Earth tonight | CBC News
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics, Safety
Question: The STAO Safe on Science document (2011) indicates that only class 1 and class 2 lasers are recommended for use in high school science classes. Many of the documents that I have examined... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/l1ryVBryubw 1. 00:01 Hot Ice Experiment 2. 00:58 Explosive Soap Foam 3. 01:51 Traffic Lights 4. 03:07 Shape Memory Metal Alloys 5. 04:01 Red cabbage pH Indicator 6. 05:19... read more
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