Question

What tool was used to do measure the depths of the ocean? •What are the 2 pieces of equipment used to collect bottom samples on the Challenger? •What was a newly invented piece of equipment used on the Challenger ship to get water samples called?

Answer 1

Scientific ocean exploration began in the 19th century, using wooden sailing ships. At that time, explorers had none of the technological sophistication and tools available today. A comparison of modern-day exploration with the late 19-century journey of the HMS Challengerillustrates the progress that science has made in ocean exploration.