What invention did Cyrus McCormick invent?

• internet

• mechanical reaper

• vaccines

• bifocals

What did Benjamin Franklin invent?

• mechanical reaper

• polio vaccine

• bifocals and swim fins

• the internet

What did Bill Gates invent?

• computer software company

• bifocals

• swim fins

• the mechancial reaper

What did Jonas Salk invent?

• mechanical reaper

• public libraries

• first aid kit

• the polio vaccine

What did Louis Pasteur invent?

• process of pasteurization

• first aid kits

• a software company

• mechanical reaper

Which of the following was NOT a result of the invention of the mechanical reaper?

• time to harvest crops decreased

• farmers could plant more crops

• more people became farmers

• small farms grew into bigger farms

Who was known as the "Angel of the Battlfield"?

• Helen Keller

• Benjamin Franklin

• Clara Barton

• Harriet Tubman

Who could not see or hear?

• Benjamin Franklin

• Harriet Tubman

• Clara Barton

• Helen Keller

What is the Microsoft Company?

• computer software company

• automobile company

• farm equipment company

• telephone company

Which of these makes food safer to eat?

• processing

• vaccination

• harvesting

• pasteurization