It takes the average reader 3 hours and 10 minutes to read Heatshield Inventor by Kerry Young
Assuming a reading speed of 250 words per minute. Learn more
In the late 1950's NACA and the Department of Defense had a problem. They could not figure out how to make a heat shield for manned spacecraft or ICBMs. The Air Force used heat-sink metals, especially copper and the Navy, on Polaris, used a beryllium heat sink shield. The Space Task Group, in March, 1958, were leaning toward the heat sink method. The Huntsville, Alabama museum for the tested nose cones all show pointed, refractory types. Then Dr. Nininger, a renowned meteoriticist, revealed to NASA's Julian Allen that meteors that land successfully are blunt and pitted. Allen claimed this...
Heatshield Inventor by Kerry Young is 186 pages long, and a total of 47,616 words.
This makes it 63% the length of the average book. It also has 58% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 4 hours and 20 minutes to read Heatshield Inventor aloud.
Heatshield Inventor is suitable for students ages 10 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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