An object moving at a velocity of 32m/s slows to a stop in 4 seconds. What was its acceleration?

If the pulley was not set so that the string was parallel to the track, what effect would this have on the acceleration of the system? what effect would this have on the normal force from the track? would this be a random or systematic error?

Which of the following statements does not describe force? a. force causes objects at rest to remain stationary. b. force causes objects to start moving. c. force causes objects to stop moving. d. force causes objects to change direction.?

A flashlight is an example of an object that is wired in which of the following circuit types?

Determination of Thermal Conductivity. In determining the thermal conductivity of an insulating material, the temperatures were measured on both sides of a flat slab of 25 mm of the material and were 318.4 and 303.2 K.

A post office has a single line for customers waiting for the next available postal clerk. there are two postal clerks who work at the same rate.

How is radioactivity produced

A theory is an explanation of observable facts and phenomena. True of false.

What are types of astronomy?

What is the ampere a measure of?

How do you know that a speedometer tells you the instantaneous speed of a car?