15. The speed-time graphs below represent the motion of a car. Which graph represents a car that is moving at a constant speed but not
stopped? *
F
G
H
Med
E
F
H

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000