Graded Assignment Unit Test, Part 2
Answer the questions below. When you are finished, submit this assignment to your teacher by the due date for
full credit.
(10 points)
1. A seismograph station is located 2000 km from an earthquake's epicenter. Explain the order
that the S and P waves will arrive at the station by using the characteristics of the waves.

Score

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.