F(t) values graph, why doesn't this make sense?

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In summary, the conversation discusses the values of acceleration and velocity at different points in time, particularly at t1, t2, t3, t4, and t5. It is noted that acceleration is positive at t1 and t2, when velocity is increasing, and negative at t3, when velocity is decreasing. Similarly, velocity is decreasing at t3, t4, and t5, and the acceleration is negative at these points as well. The correctness of these observations is questioned, but it is clarified that the values are indeed correct.
  • #1
neutron star
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Homework Statement


http://img35.imageshack.us/img35/7035/picture18hl.png
http://img195.imageshack.us/img195/7315/picture19dq.png



http://img171.imageshack.us/img171/7427/picture20e.png
http://img16.imageshack.us/img16/8384/picture21v.png

Homework Equations





The Attempt at a Solution


I don't know why the values for c and e seem wrong to me. Shouldn't acceleration be positive at only t2 and t3? And velocity decreasing at t1, t4, and t5? Am I thinking of this the wrong way or too much like a physics problem?
 
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  • #2
Acceleration is positive at t1 and t2, because the velocity is increasing at those points. Notice that at t3, the velocity is decreasing, which makes the acceleration negative at that point.

Velocity is decreasing at t3, t4, and t5. Not coincidentally, the acceleration is negative at these points.
 
  • #3
It said incorrect...
 
  • #4
neutron star said:
It said incorrect...
It said incorrect for what?
 

1. Why is the F(t) values graph not a straight line?

The F(t) values graph is not a straight line because it represents a relationship between two variables that are not directly proportional to each other. This means that as one variable increases, the other variable does not increase or decrease at a constant rate, resulting in a non-linear graph.

2. What do the F(t) values on the y-axis represent?

The F(t) values on the y-axis represent the force or strength of a particular reaction or process at a specific time, t. It is a measure of the intensity of the relationship between the two variables being studied.

3. Why might there be fluctuations in the F(t) values over time?

Fluctuations in the F(t) values over time may occur due to various factors such as changes in environmental conditions, experimental errors, or variations in the initial conditions of the experiment. These fluctuations are a normal part of any scientific process and can provide valuable insights into the behavior of the system being studied.

4. Can the F(t) values graph be used to predict future trends?

No, the F(t) values graph cannot be used to accurately predict future trends. This is because the graph represents a specific relationship between two variables at a given time and does not take into account any external factors that may affect the system in the future.

5. What does it mean if the F(t) values graph shows a negative slope?

A negative slope on the F(t) values graph indicates an inverse relationship between the two variables being studied. This means that as one variable increases, the other variable decreases, and vice versa. It is important to carefully analyze the data and consider other factors before concluding the exact nature of this relationship.

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