What frequency corresponds to a period of 4.31s.

T = 1/f = 1/4.31s = 0.232hz correct?

A 400-kg stopped at an intersection is rear-ended by a 1600-kg truck moving at 10 m/s. If the car was in neutral and the brakes were off, so that the collision is approximately elastic, find final velocity of the car if the truck was moving 5 m/s

Which of these quantities needs to have a direction associated with it? Select one: a. force only b. force and acceleration c. mass only d. acceleration only

Give an example of something that is cyclic and non - cyclic

Why do different stars have different life cycles

Which of the following statements is not true about speed? a. speed has no direction. b. speed is a vector quantity. c. speed and position are separate variables. d. speed is measured relative to another object.

Which element in period 3 on the periodic table is a metallioid

Your 300 mL cup of coffee is too hot to drink when served at 87.0 degrees Celsius. What is the mass of the ice cube, taken from a - 15.0 degrees Celsius freezer, that will cool your coffee to a pleasant 65 degrees Celsius?

How can the same material bend in one situation but break in another

According to Newton's first law of motion, what would happen to a car traveling at a constant velocity of 55 MPH to the west in the absence of an unbalanced force?

The Appalachian mountain range in the Eastern United States was once much taller than the Rocky mountain range in the Western United States.