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Questions in physics

[Homework Help] An object in space is moving at a given velocity in a straight line. What is most likely to happen if no other force is applied to the object? A. It will slowly change direction while its velocity remains the same. B. It will move in the same direction at an increasing velocity. C. It will continue moving in the same direction at the same velocity. D. It will move in the same direction at a gradually decreasing velocity.

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] A family travels 110 km East to spend the night in a hotel. The next day they drive back home, but after traveling 45 km West, they decide to stop and visit with friends for the night. Find the distance and displacement of the family.

[Homework Help] Which type of scientific statement is defined as a statement of fact that is generally accepted to be true and universal because it has always been observed to be true? A. theory B. probability C. law D. hypothesis

[Homework Help] The object represented by this graph is moving: A. Away from the origin at constant velocity B. Away from the origin at a decreasing velocity C. Toward the origin at constant velocity D. Toward the origin at decreasing velocity

[Homework Help] A graph of gas pressure versus the number of particles in a container is a straight line. Which other relationship would show a similar graph? A. volume versus pressure, because they are also directly proportional B. volume versus temperature, because they are also directly proportional C. volume versus pressure, because they are also inversely proportional D. volume versus temperature, because they are also inversely proportional

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] Which criteria is necessary for a force to exist? A. one very large object B. two objects interacting C. differing masses between objects D. two objects far apart from each other

[Homework Help] Select the best answer for the question. Which statement accurately describes a P wave? A. A P wave can move through solid rock only. B. A P wave moves particles up and down or side to side. C. A P wave travels more slowly than an S wave. D. A P wave can travel through liquids.

[Homework Help] Calculate the density of a 500 g rectangular block with the following dimensions: length = [tex]$8 cm$[/tex], width = [tex]$6 cm$[/tex], height = [tex]$5 cm$[/tex].