I wonder If anyone will answer this Which statement describes gridlines on a map?

They are measured in degrees.
They make straight lines on a globe.
They run north to west and south to east.
They divide Earth into two equal parts.

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

What form of anesthetic was used for field surgery

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion