Inventing For Different Reasons
Answer the following questions. Do not look at your book.
- 1.To make the remedy, he mixed _________________.
- A.
Water and ice.
- B.
Coca leaves and ice.
- C.
Coca leaves and cola nuts.
- D.
Water and carbonated water.
- 2.His assistant made a mistake and added carbonated water instead on plain water. Today, that mixture is known as _______________.
- A.
Tea.
- B.
Panadol.
- C.
Coca-Cola.
- D.
Carbon Dioxide.
- 3.
In 1902, Mary Anderson, the inventor of windscreen wipers, visited New York during ______________.- A.
Fall.
- B.
Spring.
- C.
Summer.
- D.
Winter.
- 4.She noticed that they driver of her streetcar could not see clearly because of _______________.
- A.
Thick snow.
- B.
Wind and rain.
- C.
Falling leaves.
- D.
Lack of lighting.
- 5.
Her windscreen wipers ________________________________ .
- A.
Were inside the glass and had to be moved from the outside.
- B.
Were inside the glass and could be moved from inside the streetcar.
- C.
Were outside the glass and had to be moved from the outside.
- D.
Were outside the glass and could be moved from inside the streetcar.
- 6.A patent office is set up to __________________ .
- A.
Protect an inventor's idea.
- B.
Enable inventors to copy one another.
- C.
Make sure that nobody has new ideas.
- D.
Make it difficult for people to invent new things.
- 7.In 1970, a researcher at the 3M Company in the US tried to make an adhesive, which is a kind of _________________.
- A.
Glue.
- B.
Paper.
- C.
Liquid.
- D.
Cloth.
- 8.He wanted the adhesive to be _____________________ than what they already had.
- A.
Much weaker
- B.
Much stronger
- C.
More colourful
- D.
More long lasting
- 9.After discovering that the adhesive that he made turned out to be much weaker than he expected, what did he do with it?
- A.
He sold it.
- B.
He threw it away.
- C.
He did not throw it away.
- D.
He showed it to other people.
- 10.Ten years later, another researcher used the adhesive to _________________________.
- A.
Try to make it stronger.
- B.
Try to make it weaker.
- C.
Stick metal parts together.
- D.
Stick on small bits of paper.
- 11.The advantage of the weak adhesive was that _____________________.
- A.
It did not damage the pages.
- B.
It did not stick onto anything at all.
- C.
It could stick things together permanently.
- D.
It could be used to stick anything together strongly.
Questions: 9 | Attempts: 184572 | Last updated: Mar 21, 2022
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