Lesson 2: Development of a Theory

INSPIRE SCIENCE

Multiple Choice

The slow movement of land over the earth's surface called?

• Continental drift

• Sea floor spreading

• Continental wandering

Multiple Choice

The warm colors Red , Pink and Yellow represents topography below sea level.

• True

• False

Multiple Choice

If the Ocean is deep , the sound waves will take ______ time to reach back to the ship.

• longer

• shorter

Multiple Choice

Name the deepest landform on the Earth located in the Pacific Ocean

• Tonga trench

• Mariana trench

• Philippine trench

Multiple Select

What pattern did scientists find of the age of rocks on the ocean floor?

• Rocks near mid ocean ridges are youngest

• Rocks near trenches are youngest

• Rocks near mid ocean ridges are older

• Rocks near trenches are older

Multiple Choice

Scientists were able to map the ocean floor using a device called ________

• Anemometer

• Echo sounder

• Periscope

Multiple Choice

Ocean floor topography refers to the different forms in which the ocean floor bottom can exist including underwater mountain, trenches etc.

• True

• False

Multiple Choice

Scientists were able to determine the age of the ocean floor by

• thematic map

• isochron map

• series map

Open Ended

How is Ocean Floor Topography helpful to the Scientist?