Homework: Rearranging Equations

Convert 15 yards to centimeters

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Using this formula: F=PxA

Force = pressure x area

Figure out the other formulas for determining

A) pressure P, if F and a are known

B) Area a, if P and f are known

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Using this formula: V=λxF

velocity of wave = wavelength x frequency

Figure out the other formulas for determining

A) wavelength λ, if velocity of wave V and f are known

B) frequency F, if λ and V are known

C) If the wavelength is 90 m and the frequency is 12 Hz, then what is the waves velocity?

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Using this formula:

Figure out the other formulas for determining

A) D, if W and P are known

B) P, if D and W are known

C) Find P, if W = 250 and D = 29

Using this formula:

Kinetic Energy = 1/2mass x velocity

Figure out the other formulas for determining:

A) m, if E and v are known

B) v, if m and E are known

C) If velocity (v) =9 and Energy (E) = 5, calculate the mass of an object

D) If E = 12 and m = 3.5, calculate velocity (v) of an object

E) If mass=4 and velocity = 2.5, calculate the Energy of an object

Problem 3 Got It? Reasoning: Plot the points (1, 3) and (4, -1) from the previous item and draw a line through them. Include relevant graph detail: label axes, indicate scale on both axes, add arrows to the ends of lines and axes.