A man is trying to push a 78.0 N dresser across his carpeted bedroom which is a horizontal surface. He applies a force of 21.0 N and the carpet provides a frictional
force of 11.6 N. What will be the magnitude of the resulting acceleration?

Dry ice is solid carbon dioxide that is used in the transport of food and medicine. dry ice becomes a gas at –78.5°c without becoming a liquid first.

Which best represents the law of conservation of mass ?

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