S=1/2(u+v)t

i. u as subject
ii. V as subject

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot