Form a hypothesis: A hypothesis is a proposed explanation for an observation. Hypotheses must be testable. Write a hypothesis about what causes the aliens to change their shape. Hint: hold 2 variables constant, and change only 1.

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

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

An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?