Senior Science
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Cave Paintings | Cave paintings
400 000 years ago
In Asia and Europe
Paintings found on cave walls and ceiling's
Artist made them by carefully blowing paint around their hands that were pressed tightly against cave walls and ceilings
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| Paper | Invented in 100 BC in China invented by emperor Ho-Ti
In 105 AD a government official in China named Ts’ai Lun the first person who first started the paper making industry.
The paper was made out of papyrus, cloth, tree bark, palm leaves and vellum.
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| Printing Press | Printing press
Invented around 1440
Invented by Johannes Gutenberg
Introduced to the holy roman empire
First book printed was the bible
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| Morse Code | Morse code
Morse code was invented in the mid 19th century by Samuel F.B. Morse
A combination of long and short light or sound signals to represent the alphabet
Used for communicating before voices could be transmitted
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| Phonograph | Date it was invented: 1877
The sound vibration waveforms are recorded as corresponding physical deviations of a spiral groove engraved, etched or impressed into the surface of a rotating cylinder or disc.
Device invented for the mechanical recording and
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| Digital TV | Date it was invented: 1950s
How it is used: is the transmission of audio and video by digitally processed and multiplexed signal, in contrast to the totally analog and channel separated signals used by analog television.
Who invented it: Ask an America
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| Mobile Phones | Who invented it: Martin "Marty" Cooper
When was it invented: 1973
How is it used: From flip phones to camera phones and all the way to a phones with music and apps, cell phones help us communicate and connect us to the world. They're especially a must
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| Emails | When was it invented: 1972
Who invented it: Ray Tomlinson
How is it used: Email is widely used as a form of business communication and overall it is a highly effective communication tool. Email is inexpensive, only requiring an Internet connection that
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| Computers | When was it invented: early 19th century
Who invented it: Charles Babbage
How is it used: Computers can provide a wide range of functions which make computers useful for everyday situations. They can be loaded with software of various types to perform t
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| Smoke Signals | How it is used: The smoke signal is one of the oldest forms of long-distance communication. It is a form of visual communication used over long distance. In general smoke signals are used to transmit news, signal danger, or gather people to a common area
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Claire31
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