What is a force that opposes the motion between two objects in contact with each other?

Which of the following is not a unit of torque? O pound-foot 0 kilogram-newton Newton-meter O pound-inch

Which of the following are voltage sources? a. ohm's law b. resistance c. electric charge d. batteries and wall sockets

Why is water not used to control fires involving electrical equipment?

Which medium would sound travel the fastest? water a steel bar or nitrogen gas

Which type of energy travels as waves through the air? Chemical Electrical Sound

A girl scout is pulling her 30 kg wagon of cookies with a force of 60 N to right. Friction pulls back with a force of 15 N left. What is net force on the wagon

10. A bullet is moving at a speed of 367 m/s when it embeds into a lump of moist clay. The bullet penetrates a foe and comes to a stop at a distance of 0.0621m. Determine the acceleration of the bullet while moving into the clay.

What are the units for mass and volume

A car traveling with constant speed travels 150km in 7200s. What is the speed of the car

You observe the moon rising at 6 p. m., around sunset. its phase is