Aparent swings a 13.5 kg child
in a circle of radius 0.811 m,
making 11 revolutions in 25.4 s.
at what speed does the child move?
(unit = m/s)

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

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?