forces always cause an object's motion to change.

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

**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

An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?