The diagram below shows the layers of a rock having an ammonite: Which statement about the rock fossils is true?

Fossil Y is older than fossil X.
Fossil Z is younger than fossil Y.
Fossil Z existed over many periods of time.
Fossil Y existed during the same period as the ammonite.

How do goods differ from services? (economics)

Choose the clause that would be used to decide each case 1. a religious school wants to receive government funding. 2. a worker who refuses to work on her religion's holy day is fired by her employer. 3. a religious organization does not pay tax on religious items! 4. the coach of a public school's sports team has players say a prayer before they take the field.

What was the significance of john hancock's signature on the declaration of independence?