It takes the average reader 5 hours and 28 minutes to read Twenty-Five Astronomical Observations That Changed the World by Michael Marett-Crosby
Assuming a reading speed of 250 words per minute. Learn more
"Twenty-Five Astronomical Observations That Changed the World" takes twenty-five journeys through space, back in time and into human history. We begin with the simplest sight of the Tycho Crater on the Moon, through a repeat of Galileo's observations of Jupiter's moons, and then move out towards the nebulae, stars, and galaxies. The astronomical observations repeat the original groundbreaking discoveries that have changed our understanding of science and ourselves. This title contains graded observing challenges from the straightforward to the more difficult (in chapter order). It offers...
Twenty-Five Astronomical Observations That Changed the World by Michael Marett-Crosby is 318 pages long, and a total of 82,044 words.
This makes it 107% the length of the average book. It also has 100% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 7 hours and 28 minutes to read Twenty-Five Astronomical Observations That Changed the World aloud.
Twenty-Five Astronomical Observations That Changed the World is suitable for students ages 12 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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