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The next 3 questions refer to this scenario: Two children, a boy and a girl, are riding in a car with their mother. The girl is sitting in the back seat, and is securely fastened in her seat belt. The boy is sitting in the front seat, and is not wearing his seat belt. The car is moving at 25 mph on a straight road when the mother suddenly brakes to avoid hitting a dog that has run into the street. The car quickly comes to a stop, without swerving to either side.

For surface A, what is the direction of the net force acting on the box while it is sliding (after you have let go of it)?

The above figure shows the demand curve for movie rentals from Blockbuster. Which of the following is a true statement?

Along which segment is the most mechanical energy lost to friction?

If a 10 percent increase in income results in an 8 percent increase in the quantity demanded of a good, the income elasticity of demand equals ________ and the good would be considered a(n) ________ good.

The process dead time is (min)

If the price of aluminum used to make bicycles increases, the price of a bicycle rises because of a

Demand is price elastic if a

Assume that Betty and Ann live on a desert island. With a day’s labor, Ann can produce 6 fish or 4 coconuts; Betty can produce 3 fish or 1 coconut. Betty’s opportunity cost of producing 1 fish is ________, and she should specialize in the production of ________.

Consider the market for soft drinks shown in the figure above. Suppose the economy is at point  a. What would result in a movement to point  d?