a ruler
Crust
Scientists measure the weigts of planets by their gravitational force or by its gravity.
it helped the scientist see things that can not be seen with the naked eye up close and see what they are made up of. and it also helped the scientist see what a cell is made up of and it helped scientists see what plants, animals, objects are made up of and the microscope helped the cell theory.
mass. if you weigh enough, you could defy gravity and walk normally like you do on earth on the moon or something. that's just one theory. hope this helped im probably not right so i wouldn't trust this!! i just felt like helping. elisabeth miryndeh jonsoe
unmanned spacecraft (probes) have explored the surface of the moon and mars to measure temperature, gravitational force , radiation, magnetic fields and atmosphereremote vehicles have driven over the surface of mars. these robots take photographs, and analyse rocks and the atmosphereunmanned probes can go where conditions are deadly for humanshope it helped
He wanted to you sputnicks
the odometer
The odom-eter
The lightning rod/conductor.
The Odom-eter rulers yar thingys and any thing that measures inches and stuff such as yard stick
diamaters
What inventions helped buisness prosper? The reaper, conveyor belt, assembly line, ford model t, those are the inventions that helped buisness
The Chinese inventions have helped in various ways in life. Some of the technologies we enjoy are as a result of the Chinese inventions. Chinese inventions are applicable in most areas of our lives.
the odom eter rulers etc.
he plow didloes
telephones
trains