source : yahoo.com
What does negative velocity mean?
Negative velocity just means that the object is moving backwards relative to the chosen reference frame. The object must be moving in the negative direction at a constant speed to have a certain degree of negative velocity, unless your counting negative,negative velocity.
If the object has zero velocity, it is not moving. NEGATIVE VELOCITY OCCURS WHEN AN OBJECT HAS A CERTAIN AMOUNT OF VELOCITY IN THE OPPOSITE DIRECTION OF THE BEING RECORDED>
Velocity-Time Graphs: Meaning of Shape – Positive Velocity versus Negative Velocity. The answers to these questions hinge on one's ability to read a graph. c. FALSE since a negative velocity would be a line in the negative region (i.e., below the You have to interact with it! And that's exactly what you do when you use one of The Physics…You do this by examining the vertical and horizontal axes. The vertical axis must represent position and may be noted by x or y or z or just the word position. A negative slope means that the object is moving in the negative direction, i.e. the object has negative velocity.What does negative velocity mean? It means the muscle is being stretched during stimulation, instead of being able to contract. A spotter puts the weight in a cradle above the body builder, then the body builder slowly lowers the weight to his chest, doing a negative.
Understanding x vs t graphs | Velocity – The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north).What this really means is that for every second that passes the velocity of the object will change by this many metres per second. Instead, we call a decrease in velocity a negative acceleration. This actually helps us when doing calculations and also allows us to give more meaning to acceleration.This means we're looking for the most negative value of velocity, which occurs when t = 4. From t = 4 to t = 7 the area between the graph of v(t) and the t-axis is 6. Since v(t) is negative on this interval (except at the endpoints), the integral will also be negative.
Muscle Tension-Velocity – your acceleration would be positive because a negative velocity increased to 0. When you hear that acceleration is going on in an everyday setting Acceleration tells you the rate at which the velocity is changing. Because the velocity is a vector, you have to consider the changes to its magnitude and…Worked example thinking about speed from velocity-time graph. an object is moving along a line the following graph gives the object's velocity over time for each point on the graph is the object speeding up slowing down or neither so pause this video and see if you can figure that out alright now let's do it…What does negative time mean in this context? I know it's all about interpretation but in this case I can't come up any interpretation. Let's say if a car is When we have negative time and negative velocity the displacement will be positive. This again confuses me because I can't think of any real world…