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Grade 4 reading · Timeline

Timeline: Allan Cormack

This timeline shows important events in the life of Allan Cormack, who is remembered for working out the mathematics behind CT scans. Read it from top to bottom to follow the events in order.

Allan Cormack: timeline
Year	Event
1924	Cormack is born in Johannesburg, South Africa
1956	Began part-time work as a physicist at Groote Schuur Hospital in Cape Town
1963	Published the mathematics behind CT scanning
1979	Shared the Nobel Prize in Physiology or Medicine
1998	Cormack dies

Questions

Read a timeline According to the timeline, what happened in 1963?
Began experiments with Charles Best in Toronto that led to insulin Began working as a mathematician at the agency that later became NASA Published the mathematics behind CT scanning Earned her medical degree
Read a timeline In what year did this happen? "Began part-time work as a physicist at Groote Schuur Hospital in Cape Town."
1924 1979 1956 1963
Read a timeline According to the timeline, where was Allan Cormack born?
Johannesburg, South Africa Woolsthorpe, England Newbridge, Ireland Nyeri, Kenya
Timeline math How many years does the timeline cover from the first event after birth to the last event in the list?
55 18 23 33
Text features Why is a timeline a good way to show this information?
It shows how big things are. It explains the meaning of words. It shows events in the order they happened. It shows where places are on a map.

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