MP4 Review

Which of the following French individuals helped design the layout of Washington, D.C.?

• Jonas Salk

• Pierre-Charles L'Enfant

• Bill Gates

• Cyrus McCormick

If a new invention makes it easier to communicate, how might that change a community?

• People might have less contact with each other.

• People might be able to share ideas more quickly.

• People might stop using technology.

• People might move away.

Who invented the mechanical reaper which helped farmers harvest crops more easily?

• Benjamin Franklin

• Cyrus McCormick

• Louis Pasteur

• Pierre-Charles L'Enfant

If the price of apples goes up because more people want to buy them, what is this an example of?

• Cost of production

• Supply and demand

• Scientific breakthrough

• Community event

Benjamin Franklin helped shape communities by:

• Inventing the telephone

• Writing the Declaration of Independence and inventing bifocals

• Discovering penicillin

• Building the first car

Which individual is known for creating a vaccine that helped stop the spread of polio?

• Jonas Salk

• Bill Gates

• Benjamin Banneker

• Louis Pasteur

What is profit?

• The total cost of making a product

• The amount of money customers save

• The money left or difference after paying production costs

• The price of the product

How can natural hazards like tornadoes or earthquakes change a community?

• They make the weather better for farming.

• They can cause damage the physical environment such as homes, roads, and buildings.

• They help people build stronger houses for free.

• They make people move to other countries permanently.

Which African American also helped design Washington D.C. and wrote almanacs with important information?

• Benjamin Franklin

• Benjamin Banneker

• Jonas Salk

• Bill Gates

If a store has too many shirts and not enough people want to buy them, what will likely happen to the price?

• The price will go up.

• The price will stay the same.

• The price will go down.

• The price will double.