2
An object placed infront of a convex mirro
of radius 20cm produces an image wluch.
one fifth the size of the object. How far.
the object from the mirror

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

What was the first instrument to ever record an earthquake?

You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.