{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

EAS 1600 Exam3_Sample%20A

# EAS 1600 Exam3_Sample%20A - Name Lab Section EAS 1600...

This preview shows pages 1–4. Sign up to view the full content.

Name __________________________ Lab Section__________ EAS 1600 - INTRODUCTION TO ENVIRONMENTAL SCIENCES Exam 3 Sample A 1. A planet has a radius of 7000 Km. The planet is 65% covered by oceans which have an average depth of 5 km. The average salinity of the oceans is 35 0 / 00 . What is the mass of the salt in the oceans of this planet? [5 Pts] 2. An S - Wave travels at 3 Km s -1 and a P- Wave travels at 7 Km s -1 . The S – Wave arrived at a seismograph 15 minutes after the P- Wave What is the distance from the seismograph to the focus of the earthquake? [10 Pts]

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Name __________________________ Lab Section__________ 3. An Earth-like planet has a radius of 10,000 Km and the average movement of its plates is 5 cm per year. [10 Pts] a. What is the period of the Wilson cycle on this planet? b. Assume that one ocean is 8000Km wide, with a ridge in the middle of the ocean. What is approximate age of the sea floor along the coasts?