Beneath the surface, rocks completely melt at about 1000ºC.

The phenomenon of the Earth’s magnetic pole being in different locations in the past is known as _______.

The idea proposed by Alfred Wegener to explain the continental shapes and positions is known as _____.

According to the figure below, the temperature of oceanic crust does not exceed _______?  

These two photographs compare distinctive patterns in windblown sand in a modern dune (A) with similar structures inside an ancient sandstone (B). Our ability to infer that the structures inside the sandstone were formed by the same processes that formed them in a modern sand dune is an application of                                                                                                                                                            (B) (A)

Which of the following locations is the best example of continental crust colliding with continental crust?

Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following changes would suggest that a patient is suffering from Addisonâ s disease?

Critical Thinking (Must contain 2+ sentences for full credit)   Consider the demand for hamburgers. If the price of a substitute good (e.g., hot dogs) increases and the price of a complement good (e.g., hamburger buns) increases, can you tell for sure what will happen to the demand for hamburgers? Why or why not?

Short Answer/Calculation     The table below shows the consumption choices between two goods: running shoes and running shorts. Assume that you have an income of $300, running shoes cost $150, and running shorts cost $30. Fill in the total utility columns, as well as the marginal utility per dollar (MU/$) columns. Then decide which is the optimal combination of goods based on maximizing your total utility.   In your answer, if the answer is a whole number, no decimal is needed. If the answer has (non-zero) decimals, round to two digits. Example answers:   Running Shoes TU MU MU/$ Running Shorts TU MU MU/$ 1 300 1 150 2 50 2 120 3 50 3 90 4 50 4 75 5 50 5 60

Critical Thinking (Must contain 2+ sentences for full credit)   We know that a change in the price of a product causes a movement along the demand curve. Suppose consumers believe that prices will be rising in the future. How will that affect demand for the product in the present? How would you show this graphically?