Check all that apply. some of the characteristics that make a good index fossil are:
question 3 options:

a. the organism lived over a wide area

b. they lived for long periods of time

c. they lived for fairly short periods of times

d. the organism was in abundance

What three things determine the shape and size of a puddle when water is poured out onto a surface

Which metal exist in liquid state and can be cut with knife ?

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?