Answer the questions about the diagram. Organism
✔ D
appears in the least outcrops.

Organisms
✔ B and C
are the oldest.

Organism
✔ A
would make the best index fossil.

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.

When plants use sunlight to make food, the energy of sunlight is

Due tonight 10 points will mark brain