Which of the following is not a problem with open fireplaces? a. not all of the available energy is extracted from the fuel. b. toxic gases are released as the fuel burns. c. radiant heat is released. d. smoke and dust particles pollute the air.

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your