in olden days they would use the sheep's skin for cloths in tribes but know days they use it for food and silk
it has changed over the time because now we have plastic stuff and we don't use pottery as much
over time the handykapped people have the good use of a ramp
The ozone issue has changed with time. The use of CFC first depleted the ozone but now it is stable.
What started out as a convenience is now a necessity.
air craft
I'd prefer to see "are sheep" - as in "there are sheep all over the mountainside". I'd reserve "sheep is" for an individual animal - as in "this sheep is lame",
because it went from rollers to electrical irons that are easier to use
you used to have to wind them up and now they use three micro chips
its changed over time by tectonic plates shifting.
the use of basketball has changed over time because it was once just a sport for ymca athletes but now its used for fitness and to entertain us
the camera has changed in shape in use. the camera is also a video camera and is now used on phone ipods and more . The 'dude' who wrote this ^^^^^^. Spelled camera wrong.... HAHHAHAHHAHAH. DO NOT use information from him.
Maybe, but it does get hotter over the billions of years. Right now if I can remember it is getting hotter by 30%.