A child is asked a question in class the child knows the answer but doesn't talk this child also has excessive shyness. social isolation. fear of embarrassment in front of a group. clinging to caregivers. temper tantrums. oppositional behavior. compulsive traits what mental problem is this Psychology ASAP help

What properties of a moving object are used in determining the object's energy of motion

Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?

The temperature in gavin's oven is a sinusoidal function of time. gavin sets his oven so that it has a maximum temperature of 280°f and a minimum temperature of 240°. once the temperature hits 280°, it takes 20 minutes before it is 280° again. gavin's cake needs to be in the oven for 30 minutes at temperatures at or above 270°. he puts the cake into the oven when it is at 260° and rising. how long will gavin need to leave the cake in the oven? (round your answer to the nearest minute.)