Transportation Changes Over Time

How did this invention help people?

• It helped companies to deliver goods to stores and homes.

• It helped children to get to school in groups.

• It stopped farmers from growing more food than we need.

• It stopped people from demanding too many products.

This invention helped people in recreation (or to play). How did it help them?

• To run stronger and faster

• To have light to play games or indoor sports

• To talk to each other more quickly

• To quickly print many copies of a book

How have inventions in communication helped families and communities? Choose all that are correct.

• People can get places more quickly.

• People can get help faster.

• Parents can check on where their children are and if they get home safely.

• The city government can get information to people who live there when there's a problem.

n the past, people had to eat food nearby. Now people can have fish from the ocean, berries from the north, and fruit from Florida. Which of these inventions has helped to give people more choices in food?

• Large trucks

• Refrigeration

• Airplanes

• All of these

One important discovery was irrigation. Farmers could use pipes and sprinklers to bring water to land that didn’t get much rain. Plants like wheat, corn, soy beans, and fruit wouldn’t dry up and die. Which basic need did this discovery help?

• Food

• Shelter

• Safety

• Family

What is the main purpose of inventions?

• to drive a car

• to help read a book

• to make life easier for people

• to find things on the internet

Jenny interviewed her great grandmother. Here is what she said —

"I used to run down the street when the ice wagon came to my neighborhood. The driver would get out a big chunk of ice and put it in the bottom of the ice box. The piece he brought the week before had always melted a long time before. When he left, we always went to the store and got some meat and a few other things. We came home and put them in the ice box so they wouldn't go bad."

The technology Jenny’s grandmother described above helped make life better because it —

• keeps people’s food cold

• makes it easier to carry ice

• helps people get to the store

• helps prepare food for eating

Read the list above. Who am I?

• Ruby Bridges

• Emily Hartley

• Amelia Earhart

• Eleanor Roosevelt

What do experts believe happened to the person in question 7 when she tried to fly across the Pacific Ocean?

• Her plane ran out of fuel but she landed in Hawaii.

• She never tried to fly across the Pacific Ocean.

• She successfully flew to Asia and back to California.

• Her plane ran out of fuel and she crashed.

What was a contribution of George Washington Carver?

• He discovered how to use electricity to power light bulbs.

• He invented the first car that could run on peanut oil.

• He discovered over 100 uses for peanuts and sweet potatoes.

• He developed new ways to rotate crops to save the soil.