On earth's surface, the weight of an object equals the product of its mass and
v, the speed of the object
g, the constant of universal gravitation
g, the constant of acceleration due to gravity
f, the magnitude of the net force acting on the object

An object has a weight of 500 on earth what is the mass of this object

**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z

Why is the use of carbon-14 limited