Which statement is not true of cnidarians?

Provide an approach to calculating the ground sample distance (GSD) given only the raw digital photo shown below.  If the GSD is calculated for ground level, would the GSD at the top of the parking garage be the same, larger, or smaller than the one calculated?  Why?     

What is the across-track field of view of a camera that has 12,500 pixels in the across-track direction, and a focal length of 75 mm (@ 5.0

Relief displacement is used to calculate the height of a tower above the ground with the following values and equation: d = 200 pixels r = 1000 pixels H’ = 500 feet

Lecture 1 on the the woodcuts: Where were the woodcuts engraved and used in printing?

Lecture 4 on Vitruvian Man:  An interesting feature of Da Vinci’s Vitruvian Man from the 1490s is that the drawing represents a naked man ….

Lecture 2 on the translation: Herbert Hoover, future U.S. president, translated Agricola’s De re metallica into English, but he had help from a collaborator. Who was his collaborator?

Sauer’s article: According to Agricola, what were the two types of miners?

Afroamerican couple visit the ultrasound department, pregnant patient is  in the second trimester, you identified this (echogenic heart foci)?

Monozygotic twin pregnancy can be Dichorionic/Diamniotic?