: Classify the structures shown below in figures (a) , (b), and (c), as statically determinate, indeterminate, or mechanism (use the equations and/or member arrangements, as I shown on the online class, for necessary / sufficient conditions to determine). All connections are pin-joints.

What is hidden during a lunar eclipse? isn't the moon hidden?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33