What does a whale body have that hints it had an ancestor that lived on land? Lungs
Tiny hip bones
Gills
Hand bones

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

Why does lightning travel from clouds to the ground?

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters