Many low-lying islands like the Maldives in the Indian Ocean have disappeared, and soon great cities on coasts, from Shanghai to New York, will drown as well.

Which of the following is TRUE of multinational corporations A: All of them have their headquarters in North America. B: Labor is an important factor in determining the sites of factories to be built. C: The Japanese have built their plants primarily along the coasts of the U.S. D: Goods manufactured in local plants are viewed as imports in some countries.

A golf cart moves with moderate speed as it reaches the base of a short but steep hill. The cart coasts up the hill (without using its brake or gas pedal). At the top of the hill the cart just about comes to rest; but then the cart starts to coast down the other side of the hill. Consider the forward motion of the cart to be positive. Which of the following velocity–time graphs best represents the motion of the cart? 未知类型：{'options': ['', '', '', ''], 'type': 102}