The Invention of the Electric Battery — Questions and answers

Read the full story

What happened when Imani opened "The Invention Encyclopedia"?

Choices

  1. A) The book started to read itself aloud.
  2. B) Hugo quickly built a new block tower.
  3. C) A swirl of light erupted from the pages and enveloped her. ✓
  4. D) The book glowed but nothing else happened.

Answer: C) A swirl of light erupted from the pages and enveloped her.

From page 2

Who welcomed Imani and Hugo when they landed in the workshop?

Choices

  1. A) A man named Alessandro Volta. ✓
  2. B) A friendly scientist named Hugo.
  3. C) Imani's science teacher.
  4. D) An old wizard.

Answer: A) A man named Alessandro Volta.

From page 3

Before Volta's 'electric pile,' what did people mostly use to get a spark?

Choices

  1. A) Small handheld batteries.
  2. B) Static electricity from machines or Leyden jars. ✓
  3. C) Solar panels and wind power.
  4. D) Generators powered by water.

Answer: B) Static electricity from machines or Leyden jars.

From page 4

What two metals did Alessandro Volta stack to create his invention?

Choices

  1. A) Gold and silver.
  2. B) Iron and steel.
  3. C) Zinc and copper. ✓
  4. D) Aluminum and tin.

Answer: C) Zinc and copper.

From page 6

What was the purpose of the salty water (brine) in Volta's invention?

Choices

  1. A) To make the metal discs taste good.
  2. B) To help the metals react and create a continuous flow of electricity. ✓
  3. C) To keep the discs from rusting.
  4. D) To make the pile look more interesting.

Answer: B) To help the metals react and create a continuous flow of electricity.

From page 7

What was one of the first important uses of Volta's invention, the voltaic pile?

Choices

  1. A) To power early cell phones.
  2. B) To help scientists explore new elements and power early telegraphs. ✓
  3. C) To light up homes for the first time.
  4. D) To help doctors perform complicated surgeries.

Answer: B) To help scientists explore new elements and power early telegraphs.

From page 8

What started to happen to the workshop as Imani and Hugo realized it was time to leave?

Choices

  1. A) It became brighter and more colorful.
  2. B) It began to fade away around them. ✓
  3. C) New inventions started appearing everywhere.
  4. D) More people arrived to visit Alessandro Volta.

Answer: B) It began to fade away around them.

From page 9