Fresh waters tend to sink or float when they meet salt waters? choose one

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

How will you manage your time to accomplish the necessary tasks both on the job and at home?

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line