Scientific Breakthroughs and Technology 3rd grade

The practice of farming, including the growing of crops and the rearing of animals to provide food and other products

• founder

• entrepreneur

• agriculture

• germ

A person who organizes and operates a business and takes on greater than normal financial risks in order to do so

• founder

• entrepreneur

• agriculture

• germ

A small living thing that causes diseases

• founder

• entrepreneur

• agriculture

• germ

To heat food or drink for a certain length of time in order to kill most of the harmful bacteria

• pasteurization

• entrepreneur

• agriculture

• germ

This stimulates a person's immune system to produce immunity to a specific disease protecting that person from a disease

• Wi-Fi

• scythe

• polio

• vaccine

A disabling and life-threatening disease caused by the poliovirus that affected the spinal cord

• Wi-Fi

• scythe

• polio

• vaccine

American businessman and software developer who co-founded the computer company, Microsoft

• Cyrus Mccormick

• Bill Gates

• Steve Jobs

• Louis Pasteur

Who invented the mechanical reaper, which is a machine that made it easier and faster for farmers to harvest crops?

• Cyrus Mccormick

• Bill Gates

• Steve Jobs

• Louis Pasteur

American doctor who developed the polio vaccine and polio has not occurred in the United States since 1979

• Jonas Salk

• Bill Gates

• Steve Jobs

• Louis Pasteur

American businessman and software developer who co-founded the computer company, Apple

• Jonas Salk

• Bill Gates

• Steve Jobs

• Louis Pasteur