The astrolabe
The astrolabe
Muslim scientists who studied the heavens perfected the Greek astrolabe. Sailors use this tool to study the stars and determine their location at sea. They used the astrolabe to measure the size and distance around the Earth. Based on the measurements they figured out Earth is round.
How do scientific tools help a scientist
an astrolabe
he was a Greek tool
microscope
They use a map.
the scientific method.
they used it
A seismograph is a tool scientist uses to measure earthquakes.
a microscope
A black scientist who created a whaling tool.