Ocean Exploration

Question 1

Which of the following explorers led the first ocean expedition around the world?

Accepted Answer

Ferdinand Magellan

Question 2

Which of the following did the earliest explorers use to measure their latitude during voyages?

Accepted Answer

The North Star

Question 3

What happens as you travel west across the International Date Line?

Accepted Answer

You add a day

Question 4

In what year did Dr. Robert Ballard discover the remains of the shipwrecked Titanic?

Accepted Answer

1985

Question 5

In what time period was the modern SCUBA system invented?

Accepted Answer

The 1940s

Question 6

Who is credited with showing latitude and longitude on a map of the sea using grid divisions?

Accepted Answer

Ptolemy

Question 7

What units are typically used to measure the speed of a ship?

Accepted Answer

Knots

Question 8

Which is longer- a statute mile or a nautical mile?

Accepted Answer

Nautical mile

Question 9

What is the name of first "modern" submarine, which used a rudder system for vertical movement?

Accepted Answer

The Nautilus

Questions 9