An object is thrown straight up into the air with a velocity of 15.8 m/sec. a) How fast is it moving when it reaches its maximum height?

b)How long does it take to reach that height?

c) What is its maximum height?

d) What is its velocity when it reaches its original height?

Describe the function of the endomembrane system? what organelles are involved?

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).