Which of the following wavelengths will produce standing waves on a string that is 3.5 m long?

a. 1.75m
b. 3.5m
c. 5m
d. 7m

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.

If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t − 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12−3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s

Apatient has a history of poor nutrition. he has skin rashes, bleeding gums, and a cut that hasn’t healed in a long time. what vitamin deficiency most likely caused this symptom?