Please help I am super confused and I would really really appreciate it thank you♥️ 1) Sketch a model of a monomer call mom a polymer call mom and a cross-linked polymer

2) Explain how your drawn model from question one can predict the behaviors of the substance,
Also I need a picture of the model please upload it I would really appreciate it♥️

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?