Hannah Herbst: A Young Scientist & Inventor

When Hannah was 9, she started writing to a ​ (a)   in Ethiopia. She was surprised ​ (b)   learn that her penfriend, Ruth, had no ​ (c)   in her home, so it was hard ​ (d)   her to read and do her homework. Later, when Hannah was at Wharton High School, she became very interested ​ (e)   science and decided to try to help Ruth.

• penfriend
• to
• electricity
• for
• in
• with
• about

Hannah came up with the ​ (a)   of a device with a propeller and a ​ (b)   generator. Her ​ (c)   converts the movement of the ocean into ​ (d)   in order to produce ​ (e)   . She built a prototype that showed how this could work, and it won the Discovery Education 3M Young Scientist Challenge.

• idea
• hydroelectric
• invention
• energy
• electricity

This prototype is very ​ (a)   because it's portable,' she said. 'Most of the ​ (b)   available on the market are ​ (c)   and they cost thousands to ​ (d)   of dollars, whereas mine costs less ​ (e)   $500 to make.

• novel
• turbines
• large
• millions
• than

Hannah wants to ​ (a)   other students to get involved in ​ (b)   . 'My biggest ​ (c)   ,' Hannah said, was getting started. I was really involved in theatre and athletics, and I'm still really ​ (d)   about those things.' She was worried she wouldn't have time for everything. Her advice is start small and work your ​ (e)   up from there'.

• encourage
• science
• challenge
• passionate
• way

How old was Hannah when she started writing to her penfriend? (a)  

• 9 years old
• 7 years old
• 8 years old
• 10 years old

Hannah's penfriend lives in ​ (a)   .

• Ethiopia
• Cambodia
• Egypt
• Vietnam

​ (a)   was surprised to learn that ​ (b)   had no electricity in her home.

• Hannah
• Ruth
• Anna
• Beth

Which of the following statements is NOT true?

• Hannah was surprised to learn that Ruth had no electricity at home.

• It was hard for Hannah to read and do her homework.

• Hannah became very interested in science.

• Hannah decided to help Ruth.

What was Hannah's idea to help Ruth?

• a device with propeller and a hydroelectric generator

• a device with propeller and an aerodynamic generator

• a device with wheels and a magnetic generator

• a portable and convertible device with magical generator

Hannah's invention converts the movement of the ​ (a)   into ​ (b)   in order to produce ​ (c)   .

• ocean
• energy
• electricity
• wind
• light
• water