A person pushes a 10.0 kg box 50.0 m at a constant speed on level ground, against a friction force. The coefficient of kinetic friction is 0.2. What is the work performed by the person to overcome the friction

Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.

As you lift an 88 n box straight upward you produce a power of 72 w. what is the speed of the box?