In the 2010 Winter Olympics, the American speed skater Apolo Ohno won the silver medal in the 1,500 meter race. How many kilometers was the race?

Free brainliest + free points if answered correctly ! when passing, only when you can see the tires of the vehicle you passed in your rearview mirror. a. return to your lane b. move into the next lane c. flash your headlights d. honk your horn

The sun a. will become a red giant within two to three million years b. is in its main sequence, which willlast thousands of years c. is in its main sequence, which will last billions of years. d. will explode as a supernova after its main sequence

Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor