1. Social Studies Unit 1
REVIEW

2. Which of the following inventions improved transportation?
Compass
Printing Press
Radium
Telegraph

3. The Compass!
The invention of the compass improved transportation and led the way for people to start exploring new lands!

4. What came first?
Telephone
Telegraph
Computer
Television

5. The Telegraph!
Invented in 1844 by Samuel Morse

6. Telephone Cell phone Text messages Email
In the early 1900’s how did people talk to each other over long distances?
Telephone
Cell phone
Text messages

7. The Telephone!
Invented by Alexander Graham Bell in 1876

8. How was life different for travelers before the invention of the steam engine?
A.) Travel was less dangerous before the steam engine. B.) Travel was faster before the steam engine. C.) Travel was more expensive before the steam engine. D.) Travel was slower before the steam engine.

9. They traveled by:

10. The invention of the steam engine

11. Which of the following is a primary source?
A.) A biography about Jonas Salk.
B.) An encyclopedia article describing Galileo’s inventions.
C.) A journey entry by Marie Curie.
D.) A student’s report about Abraham Lincoln.

12. Who discovered radium and polonium, died from over exposure to radiation, and created the term radioactivity?
A.) Jonas Salk
B.) Marie Curie
C.) Galileo
D.) Johann Gutenburg

13. Marie Curie
She discovered two elements on the periodic table – radium and polonium
She created the term radioactivity
She died from over exposure to radiation

14. The invention in the picture has allowed scientists as well as other people to:
A.) Observe details of objects in our solar system.
B.) Learn about new events in other parts of the world.
C.) Send messages in code.
D.) See what cells look like.

15. Who improved the telescope?
A.) Marie Curie B.) Galileo C.) George Washington D.) Johann Gutenburg

16. A.) Pasteurization B.) Aspirin C.) Polio Vaccine D.) Disinfectants
What was invented in the 1950’s that helped people avoid a very contagious disease that can leave people paralyzed?
A.) Pasteurization
B.) Aspirin
C.) Polio Vaccine
D.) Disinfectants

17. Who invented the polio vaccine?
A.) Jonas Salk B.) Marie Curie C.) Johann Gutenburg D.) Louis Pasteur

18. The invention of the printing press made it possible for:
people to copy books by hand
Books to be shipped more easily to libraries
Ordinary people to own and read books
Banks to print their own money

19. Who invented the printing press?
A.) Galileo
B.) Marie Curie
C.) Jonas Salk
D.) Johann Gutenburg