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What was Katherine Johnson's primary contribution to NASA?

Developing the first computerCalculating the trajectories for space missionsDesigning spacecraftOrganizing astronaut training programs

What major achievement is Katherine Johnson known for in relation to John Glenn?

Calculating the speed of the spacecraftCalculating the launch windowVerifying the computer calculations for his orbital flightDesigning the space suit he wore

In which era did Katherine Johnson begin her career at NASA?

The 1980sThe 1960sThe 1970sThe 1950s

Assessment

What was Katherine Johnson's primary contribution to NASA?

What major achievement is Katherine Johnson known for in relation to John Glenn?

In which era did Katherine Johnson begin her career at NASA?