You lift a 40-kilogram cannonball onto a shelf 3.0 metres from the floor, and the ball rolls and slips off, headed toward your
toes. How fast the ball will be going when it reaches the tips
of your shoes?

In the circuit shown below, with each bulb holding a resistance of 60 ohms, how many amps of current are flowing? express your number as a decimal.

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?