students use a simple pendulum with a length of 36.90 to measure the acceleration at the location of their school. if the period of the pendulum is 1.220s what is the experimental value of g at school

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

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).

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value