Which statement best describes an insulator​

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

What is a possible result of higher air temperature caused by global warming

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)