Ships pay a toll based on cargo volume and

This preview shows page 7 - 10 out of 18 pages.

Ships pay a toll — based on cargo volume and measurements — to use the canal. The highest toll ever was $165,235.58, paid by the cruise ship Rhapsody of the Season April 15, 1998. The lowest toll was thirty-six cents, paid by Richard Halliburton who swam the canal in 1928.HOWALOCKWORKSA lock is just two sets of doors with room big enough for a ship between them. Here’s how a ship goes down through a lock.GateGateLockSluice1. A ship enters a lock and the gates close behind it.2. Water drains out through sluices to lower the water level in the lock.3. The gates in front open and the ship sails out.More than 880,000 vessels have passed through the Panama Canal since it was officially opened in 1914.
76Reading Comprehension ID:292812 A Common1What is the mainpurpose of the question in paragraph 3?
ID:292815 D Common2Which of the following statements is bestsupported by the information in the section “Little Insects, Big Problems”?A. Yellow fever is a more serious illness than malaria. B. Dr. Gorgas had to convince engineers to prevent illness.C. Dr. Gorgas had previously studied the habits of mosquitoes.D. Yellow fever and malaria are carried by different types of mosquitoes.
What is the mainpurpose of the sentence?A. to describe how the “lake and lock” design works B. to demonstrate a weakness in the “lake and lock” designC. to compare the “lake and lock” design to other canal designsD. to show how the “lake and lock” design reduces the length of the canalID:292820 B Common4What is the most likelypurpose of the text box at the end of the article?
77Reading Comprehension Question 7 is an open-response question.Read the question carefully.Explain your answer.Add supporting details.Double-check your work.Write your answer to question 7 in the space provided in your Student Answer Booklet.ID:292821 B Common

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture